OCLV Mountain Carbon, IsoBow, tapered head tube, internal routing, balanced post-mount brake, Boost148 29 Trek FSA IS-2, 1-1/8"" top, 1.5"" bottom

• Smooth means fast - Innovative IsoBow frame technology extends Procaliber's seat stays beyond the seat tube, allowing for increased vertical complicane that smooths trail chatter while reducing frame weight.

The Procaliber C Frame Set Gen 3 is a carbon cross-country hardtail frame ready for your dream build. It marries aggressive XC geometry with IsoBow trail-smoothing tech for a ride that's light, efficient and quick to respond to your every input. Perfect for building up as a fast 29er with up to a 120 mm fork.