Petzl SM'D Twistlock Arcteryx Alpha Lightweight Parka A central adjustable screw allows

A central adjustable screw allows riders to finely control the board's rotation force

Grooved aluminum shaft for maximum grip

more reliable and re useable

Suitable for any mission

even when not fully zipped up

Petzl SM'D Twistlock Arcteryx Alpha Lightweight Parka A central adjustable screw allowsThe Petzl Sm'D is a Highly versatile, lightweight, compact, D shaped locking carabiner. SmD is a D shaped locking carabiner that is lightweight and compact and can be used in numerous situations; it is easy to use, even when wearing gloves. The H cross section reduces the weight of the Sm'D and also provides strength. The TWIST LOCK is ideal when quick opening is key (e. g. at the end of a lanyard) and when connecting a GRIGRI to a harnes. The Sm'D is