HKS can provide you speedy and safe products with ball-lock pins--a kind of special fastener. Ball-lock pin is a kind of ball lock mechanical structure. that uesd in quick location, quick release and fastening. Taking the advantages of the anti-cutting function of high-strength pins, the quick release function of ball lock structure and the high-precision function of alignment pins, ball lock pins belong to the top fastening structure.quick release pins, ball lock pins, self lock pins, positive lock pins, detent pins, lock pinsstandard of ball lock pin:Handle type: T handle pins , L handle pins , Marine handle pin , Button handle pins , Ring handle pins, double acting pins, heavy duty pins, single acting pins, ALIGNMENT PINSGrip length of shank:10mm~150mm or 1/2 inch~6inchDiameter of shank:3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 3/4, 7/8, 1(inch) or 5, 6, 8, 10, 12, 14, 16, 20, 22, 25mmMaterial of handle:stainless steel, Ally ***** steelMaterial of shank:stainless steel, Ally ***** steelBall qty:1, 2, 3, 4***** *****