Naraku QMB139 Variator Kit (137-42)

The Evolution Too features Piston Resistance technology which gives you the ability to fine tune your tension adjustment range and offers a level of consistency unmatched by other resistance activated releases. The safety design includes a feature that will not allow the safety to disengage if you are pulling harder than the release is set for.

Features:Piston Resistance technology;Fine tune tension adjustment;Safety design includes a feature that will not allow the safety to disengage if you are pulling harder than the release is set for