HO Model Train Flex Track Guides

Multiple radius and straights for laying model railroad track. Curves have a 5 and 10 degree turn radius. All pieces lock in with each other. All parts contain the number embedded into the track to show the radius or length. 

If you want any specific sizes or dimensions please let me know.

2021-10-17: Added 40 inch (1,016 mm) radius.

2022-09-10: Added Peco and Hornby Radius 1, 2, 3, and 4.

2022-11-10: Added 31in (787.4mm), 32.5in (825.5mm), and 33in (838.2mm) curves.

2023-12-20: Added Lima R1 (360mm) and R2 (431mm).

2024-03-17: Added 22in (558.8mm) and 24in (609.6mm) curves.

2024-03-24: Added 4x Lima Straights.

2024-09-07: Added 42in (1066.8mm) curves.

2025-01-26: Added 18in (457.2mm) curves.

2025-03-08: Added 19in (482.6mm) curves.

2025-05-17: Added 15in (381mm) curves.

2026-01-18: Added 21in (533.4mm) curves.

Straight

• 1 in (25.4 mm)

• 2 in (50.8 mm)

• 4 in (101.6 mm)

• 6 in (152.4 mm)

• 8 in (203.2 mm)

• 10 in (254 mm)

Curve Radius (5 and 10 degree)

• 14.2 in (360mm) Lima R1

• 14.6 in (371mm) Hornby R1

• 15 in (381mm)

• 17 in (431mm) Lima R2 

• 17.2 in (438mm) Hornby R2

• 18 in (457.2mm)

• 19 in (482.6mm)

• 19.8 in (505mm) Hornby R3

• 21 in (533.4mm)

• 22 in (558.8mm)

• 22.5 in (572mm) Hornby R4

• 24 in (609.6mm)

• 26 in (660.4 mm)

• 28 in (711.2 mm)

• 28.5 in (723.9mm)

• 30 in (762 mm)

• 31 in (787.4 mm)

• 32 in (812.8 mm)

• 32.5 in (825.5 mm)

• 33 in (838.2 mm)

• 34 in (863.6 mm)

• 36 in (914.4 mm)

• 38 in (965.2 mm)

• 40 in (1,016 mm)

Track Sets

Lima

• 1st radius 36 degree

• 1st radius 18 degree

• 1st radius 9 degree

• 2nd radius 30 degree

• 2nd radius 22.5 degree

• Straight Track (55.5 mm)

• Straight Track (111 mm)

• Straight Track (166.5 mm)

• Straight Track (222 mm)