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Declined by Iwaqarhashmi 24 days ago. Last edited by MontrealBikeSpec 24 days ago. Reviewer: Inform author.

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Introduction

The Montreal Bicycle Specification was first proposed in 2024 in Montreal During Go Velo Montreal ^[1]. It was intended to help standardized consumer bicycles with the intention of simplifying the consumer experience. It is also intended that the standard reduces the inventory requirements and lead time of components in the local bicycle repair industry.

Specification

Drive-Train Specifications

7 Speed

Thread-on freewheel and hub.

Threaded hub: 1.375" x 24 TPI

Chain

Chain Spacing 12.7 mm
Chain Width 7mm

Bottom Bracket

Bottom Bracket Specification ^[2]:

Shell width and threading 1.37x24 TPI
Shell Diameter 68 mm
Shell Threading BSA Threaded
Stem Length: 107 mm ^[3]
Cartridge Bearing
JIS Square taper

Front Chain Ring

A Single front chainring

44T Tooth

Crank Arm

170mm Crank Arm Length

Pedal Mounting

9/16" x 20 tpi ^[4]

Wheel Specifications

Both wheels should be 700C.

Front Wheel

700C

Back Wheel

700C

Frame Specifications

Front 100 mm
Rear 135 mm
Headset ### TBC
Seatpost Tube Size 27.2mm
BB 63 mm BSA threaded
Brake Mounting for caliper brakes 6mm
Upper steerer tube dimensions of 28.6 mm

Brake Mounting Point

Holes should be available for mounting caliper brakes

Hole Dimension: 6 mm

Accessory Mounts (optional)

Any threaded inserts for accessories use M5 threads.

Brakes

The brakes are to be cable caliper brakes.

References

^ "Go Velo MTL". Go Velo Montreal.
^ "WheelStd". wheelsmfg.
^ "Recommended SKF bottom brackets" (PDF). ReneHerse Cycles.
^ "Bicycle Pedals". Sheldon Brown.

[govelo-1] "Go Velo MTL". Go Velo Montreal.

[wheelstd-2] "WheelStd". wheelsmfg.

[ReneHerseBB-3] "Recommended SKF bottom brackets" (PDF). ReneHerse Cycles.

[bicycle_pedals-4] "Bicycle Pedals". Sheldon Brown.

[1]

[2]

[3]

[4]

Draft:Montreal Bicycle Specification

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