Track system · OO and HO scale
Hornby Standard (OO/HO, R series): track pieces, radii and turnouts
Hornby Standard (OO/HO, R series) is a two-rail track system without roadbed for OO and HO scale.
The Trackplanner catalogue lists 30 pieces: 9 straights, 10 curves, 1 flex track, 5 turnouts, 2 curved turnouts, 1 Y turnout and 2 crossings. The curves come in 5 radii from 371 to 858.6 mm.
Key facts
| Scale | OO and HO scale |
|---|---|
| Rail system | two-rail |
| Roadbed | no roadbed |
| Status | current — in production and in the shops |
| Pieces in the catalogue | 30 |
| Radii | 5 · 371–858.6 mm |
| Straight lengths | 38 · 51 · 167.5 · 168 · 221 · 335 · 670 mm |
| Turnout angles | 11.25° · 22.5° |
Pieces by type
| Type | Count |
|---|---|
| Straights | 9 |
| Curves | 10 |
| Flex tracks | 1 |
| Turnouts | 5 |
| Curved turnouts | 2 |
| Y turnouts | 1 |
| Crossings | 2 |
Radii
| Radius | Angle | Articles |
|---|---|---|
| 371 mm | 45° · 22.5° | R604 · R605 |
| 438 mm | 45° · 22.5° · 11.25° | R606 · R607 · R643 |
| 505 mm | 45° · 22.5° | R608 · R609 |
| 572 mm | 45° · 22.5° | R8261 · R8262 |
| 858.6 mm | 11.25° | R628 |
Helix kits for this system
These kits have a radius that matches one of the system’s curves (within 5 mm). The helix assistant in Trackplanner checks whether the clearance is enough for your rolling stock.
| Kit | Fits | Gradient | Clearance | Buy |
|---|---|---|---|---|
| Gleiswendel-Profi (HaHoTec Holztechnik) H0 helix, single track, radius 437.5 mm, threaded rods with plastic holders (Märklin C-Gleise R2) | for 43.8 cm | 3.09 % | — | From the maker |
| Gleiswendel-Profi (HaHoTec Holztechnik) H0 helix, single track, radius 437.5 mm, laser-cut plywood supports (Märklin C-Gleise R2) | for 43.8 cm | 3.09 % | — | From the maker |
| Gleiswendel-Profi (HaHoTec Holztechnik) H0 helix, single track, radius 437.5 mm, laser-cut plywood supports (Märklin C-Gleise R1) | for 43.8 cm | 2.36 % | — | From the maker |
| Gleiswendel-Profi (HaHoTec Holztechnik) H0 helix, single track, radius 437.5 mm, M6 threaded-rod supports (Märklin C-Gleise R2) | for 43.8 cm | 3.27 % | — | From the maker |
| Gleiswendelshop (Tobias Fischer) H0 helix, R2, single track (2–8 turns) | for 43.8 cm | 3.63 % | — | From the maker |
| Gleiswendelshop (Tobias Fischer) H0 helix, R2/R3, double track (2–8 turns) | for 43.8 cm and 50.5 cm | 3.63 % inner, 3.15 % outer | — | From the maker |
| Gleiswendelshop (Tobias Fischer) H0 helix, R3, single track (2–8 turns) | for 50.5 cm | 3.15 % | — | From the maker |
| Gleiswendelshop (Tobias Fischer) H0 helix, R3/R4, double track (2–8 turns) | for 50.5 cm and 57.2 cm | 3.15 % inner, 2.78 % outer | — | From the maker |
Turnouts and crossings
| Article | Type | Angle |
|---|---|---|
| R613 | Turnout right | 22.5° |
| R8072 | Turnout left | 22.5° |
| R8073 | Turnout right | 22.5° |
| R8077 | Turnout left | 11.25° |
| R8078 | Turnout right | 11.25° |
| R8074 | Curved turnout left | — |
| R8075 | Curved turnout right | — |
| R8076 | Y turnout | — |
| R614 | Crossing | 22.5° |
| R615 | Crossing | 22.5° |
All pieces
Show all 30 pieces
| Article | Type | Dimensions |
|---|---|---|
| R610 | Straight | 38 mm |
| R070A | Straight | 51 mm |
| R8241 | Straight | 167.5 mm |
| R600 | Straight | 168 mm |
| R618 | Straight | 168 mm |
| R8206 | Straight | 168 mm |
| R8090 | Straight | 221 mm |
| R601 | Straight | 335 mm |
| R603 | Straight | 670 mm |
| R605 | Curve | R 371 mm · 45° |
| R604 | Curve | R 371 mm · 22.5° |
| R607 | Curve | R 438 mm · 45° |
| R606 | Curve | R 438 mm · 22.5° |
| R643 | Curve | R 438 mm · 11.25° |
| R609 | Curve | R 505 mm · 45° |
| R608 | Curve | R 505 mm · 22.5° |
| R8262 | Curve | R 572 mm · 45° |
| R8261 | Curve | R 572 mm · 22.5° |
| R628 | Curve | R 858.6 mm · 11.25° |
| R621 | Flex track | 970 mm |
| R613 | Turnout right | 22.5° |
| R8072 | Turnout left | 22.5° |
| R8073 | Turnout right | 22.5° |
| R8077 | Turnout left | 11.25° |
| R8078 | Turnout right | 11.25° |
| R8074 | Curved turnout left | — |
| R8075 | Curved turnout right | — |
| R8076 | Y turnout | — |
| R614 | Crossing | 22.5° |
| R615 | Crossing | 22.5° |
Dimensions in mm, angles in degrees, from the Trackplanner catalogue. Where the data does not give a value unambiguously, the field stays empty.
Track plans with Hornby Standard (OO/HO, R series)
The gallery has 27 public track plans built with Hornby Standard (OO/HO, R series). These are the ones it recommends right now:
See all 27 track plans with Hornby Standard (OO/HO, R series) →
Changes
12 October 2026
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R613 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R614 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R615 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R8073 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R8074 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R8075 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
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R8076 Appearance
Turnouts and crossings were missing sleepers, mostly near the joints. The gaps are closed, and the sleepers there are spaced like on the rest of the track.
9 October 2026
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R604 New
New: 1st radius curve 371 mm, 22.5° (R604).
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R605 New
New: 1st radius double curve 371 mm, 45° (R605).
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R628 New
New: curve for the Y point, 11.25° (R628).
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R643 New
New: 2nd radius half curve 438 mm, 11.25° (R643).
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R8074 New
New: curved point left (R8074).
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R8075 New
New: curved point right (R8075).
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R8076 New
New: Y point (R8076).
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R8077 New
New: express point left (R8077).
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R8078 New
New: express point right (R8078).
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R8241 New
New: DCC power track 168 mm (R8241).
8 October 2026
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R070A Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R600 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R601 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R603 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R606 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R607 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R608 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R609 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R610 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R613 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R614 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R615 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R618 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R621 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8072 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8073 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8090 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8206 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8261 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
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R8262 Appearance
Sleepers and rails brought in line with the prototype: sleepers spaced 0.60 m apart, rails placed so the gap between them is exactly the track gauge. Connectors and track dimensions are unchanged.
5 October 2026
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R614 Appearance
Sleeper layout corrected: long turnout and crossing sleepers now reach under the rails of the diverging or crossing track (a sleeper was missing there in places).
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R615 Appearance
Sleeper layout corrected: long turnout and crossing sleepers now reach under the rails of the diverging or crossing track (a sleeper was missing there in places).
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R613 Appearance
End sleeper added at the joint (joint marker).
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R614 Shape corrected Appearance
Drawing corrected: the second route of the crossing is now a straight line between its ends (previously an arc of a few centimetres radius); rails and sleepers redrawn.
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R615 Shape corrected Appearance
Drawing corrected: the second route of the crossing is now a straight line between its ends (previously an arc of a few centimetres radius); rails and sleepers redrawn.
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R8072 Appearance
End sleeper added at the joint (joint marker).
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R8073 Appearance
End sleeper added at the joint (joint marker).
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R613 Appearance
Sleeper layout tidied: duplicate sleepers of overlapping routes removed, long turnout timbers, gaps closed.
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R614 Appearance
Sleeper layout tidied: duplicate sleepers of overlapping routes removed, long turnout timbers, gaps closed.
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R615 Appearance
Sleeper layout tidied: duplicate sleepers of overlapping routes removed, long turnout timbers, gaps closed.
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R8072 Appearance
Sleeper layout tidied: duplicate sleepers of overlapping routes removed, long turnout timbers, gaps closed.
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R8073 Appearance
Sleeper layout tidied: duplicate sleepers of overlapping routes removed, long turnout timbers, gaps closed.
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R070A Appearance
Added rails and sleepers (previously centreline only).
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R600 Appearance
Added rails and sleepers (previously centreline only).
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R601 Appearance
Added rails and sleepers (previously centreline only).
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R603 Appearance
Added rails and sleepers (previously centreline only).
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R606 Appearance
Added rails and sleepers (previously centreline only).
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R607 Appearance
Added rails and sleepers (previously centreline only).
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R608 Appearance
Added rails and sleepers (previously centreline only).
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R609 Appearance
Added rails and sleepers (previously centreline only).
11 more
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R610 Appearance
Added rails and sleepers (previously centreline only).
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R613 Appearance
Added rails and sleepers (previously centreline only).
-
R614 Appearance
Added rails and sleepers (previously centreline only).
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R615 Appearance
Added rails and sleepers (previously centreline only).
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R618 Appearance
Added rails and sleepers (previously centreline only).
-
R8072 Appearance
Added rails and sleepers (previously centreline only).
-
R8073 Appearance
Added rails and sleepers (previously centreline only).
-
R8090 Appearance
Added rails and sleepers (previously centreline only).
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R8206 Appearance
Added rails and sleepers (previously centreline only).
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R8261 Appearance
Added rails and sleepers (previously centreline only).
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R8262 Appearance
Added rails and sleepers (previously centreline only).