Serfas Proflow Lock SM-DISC Contents: 1 front wheel holder

Contents: 1 front wheel holder

With renowned S4 caliper technologies including Bleeding Edge and Heat Shield

it ensures top-level response

-02: I-Spec II

New adjustable support system for the unit that provides proper and constant pressure between the unit’s roller and the tire

Serfas Proflow Lock SM-DISC Contents: 1 front wheel holderSERFAS PRO FLOW LOCK ON GRIPS The increased contact surface at the palm eliminates pressure on the wrist and forearm Ulnar horn to reduce pressure on the hands arteries Lock on collars for easy installation Dual density construction with hard core and soft shell Aggressive, ergonomic shape