SMC CK1A50-125Y-X163 MSRP: Now: $146.40 Was: The Ck1 Series Is A Clamp Cylinder Available In Two Styles Of Clevis Widths *. It Is A Non-Lube, Compact, Lightweight Cylinder With A Built-In Speed Controller. Gaiters Are Unnecessary Because A... CK1A50-125Y-X163