HP Velotechnik Front Boom KO Black with Scale with Derailleur Tube brand_hase Add one of our best

Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing

5" of space for attaching lights

Seat Angle: Adjustable

Does not include mounting hardware

HP Velotechnik Front Boom KO Black with Scale with Derailleur Tube brand_hase Add one of our bestReplacement front boom for HP Velotechnik Trikes. Includes front derailleur tube (1 1 8" diameter) with water bottle accessory bosses. Also shows adjustment scale. Specifications: Boom Overall Length is 20 1 2" Boom Outer Diameter is 2. 1" (53mm) Bottom Bracket Shell Width is 68mm Bottom Bracket Inner Diameter is 1 5 16" (33. 3mm) Accepts Standard BSA 24 TPI threaded bottom brackets.