Frame Parts

Rear derailleur hanger made for a large variety of Specialized mountain bikes made between 2009 and 2017.

Replacement Hase Trigo Differential Shaft Collar

Wheels Manufacturing hangers are stiffer than almost any OEM hanger, which improves durability and shifting performance. OEM hangers are only prod...

Replacement derailleur hanger for your HP Velotechnik recumbent.

Standard size boom built for AZUB Trikes. Length of boom is 16 1/4" long. Center of Bottom Bracket to end of boom is 15 3/8". Outside Diameter is 5...

HP Velotechnik Bushing IGLIDUR for Street Machine.

Replacement rear derailleur hanger for the Rover x8 Simple, bolt-on replacement in case yours gets damaged Stamped steel Replacement part

Replacement front boom for the ICE Adventure (standard or HD).  Blue.Specifications: Boom Overall Length is 17 3/8" Boom Outer Diameter is 1 5/8" (...

Replacement front boom for HP Velotechnik Trikes.  Includes Front Derailleur Tube (1 1/8" dia), water bottle and accessory bosses.Specifications: B...

Description Specifications Fit Info Wheels Manufacturing hangers are stiffer than almost any OEM hanger, which improves durability and shifting...

The Catrike boom quick release skewer is used to adjust and lock the boom into place. There are two quick release skewers that clamp around the boo...

Take-off replacement boom with chainring and deraileur for Catrike trikes. Comes as pictured, no extra mounting hardware included. Replaces Catrike...