Pedro's Bottom Bracket Socket for 16 x 44mm External Bearing BB Cups and Disc Brake Lockrings 9" You will need a 19mm

You will need a 19mm bottom bracket (not included)

This tire uses 18 x 1-3/8 (400mm x 37C)

Other features include reach adjustment for accurate positioning and a barrel adjuster to fine tune cable tension

while a simple three-strap velcro design offers a secure fit

Head Tube Angle: 74

Pedro's Bottom Bracket Socket for 16 x 44mm External Bearing BB Cups and Disc Brake Lockrings 9" You will need a 19mmExternal Bottom Bracket Socket, 16x44 Socket Tool For 16 notch x 44mm External Bearing BB Cups and Disc Brake Lockrings Fits all 16 notch x 44mm external bearing bottom bracket cups and updated design also fits 16 notch x 44mm disc brake lockrings and Shimano TL FC24 and TL FC25 adapters. Updated design features a square 3 8" drive. Also works with Pedro's snap channel Pro Socket Handle, 24mm socket or wrench, or in a bench vise. Professional quality,