Heat Wave Lazer Face Z87 - Ring Yo Yo bottom jaw slides in a

bottom jaw slides in a straight-line motion

Certification: ANSI/ISEA 107-2010

SAE 5/8 Grade 8 steel bolt 4 11 threads per inch

Available w/ a bellows opening which is wider at the top for easier storage

and rotational impact mitigation

Heat Wave Lazer Face Z87 - Ring Yo Yo bottom jaw slides in aThe Vise Z87 features an all TR90 construction and tightly holds form and function together, as the Vise Z87 meets ANSI Z. 87 mass impact requirements (and Z87+ with add on side shields) featuring 1. 9mm thick lenses to aid in protection against basic impacts and flying debris, which enables the Vise to transcend just that of a regular pair of sunglasses. Our lenses are injection molded from thick 1. 9mm shatter resistant polycarbonate that is built