Hot Rods Crankshaft Kit CBK0019 Corp Delta Hat Replacement chin vent frame for

Replacement chin vent frame for Alpinestars Supertech M8 and Supertech M10 helmets

Compact and light enough to carry in a tool bag for trailside repairs

Quick-release system presses straight against the retainer to eliminate side-loading the valve and keepers while not damaging or scratching valves

Low profile collar construction with microfiber comfort edging plus 3D textured fabric on inner collar lining for enhanced rider comfort

Hot Rods Crankshaft Kit CBK0019 Corp Delta Hat Replacement chin vent frame forAssembly sold complete with Hot Rods connecting rod Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance Ready for installation Crankshaft is completely rebuildable with genuine Hot Rods connecting rods "Stroker Kit" crankshaft assemblies add to the length as listed depending on application; in some cases cylinder head must be modified.