Series 21 pneumatic rack & pinion
Features Hard anodized, extruded aluminum body High strength alloy, ENP coated pinion gear SS end cap bolts Bi-directional adjustable external travel stops (± 5º in both open and closed directions) Unique patented insert design offers Double D, ISO square, round end keyed; can direct mount to many quarter turn valve designs Guide bar in pistons provide inherent blowout proof design
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