Precision alignment pin, Ball lock pin, Lifting pin , with a ground shank. This popular single-acting type is positive locking until released by pushing the button, which moves the center spindle forward to allow the locking balls to retract...
Manufactured from 42.3 48mm OD tubes welded to form a closed structural frame with lock pins welded on the vertical legs for interlocking cross braces. Spigots sockets are provided on the vertical legs help to connect the frames vertically....
A linchpin, also spelled linch pin, lynchpin, or lynch pin, is a fastener used to prevent a wheel or other part from sliding off the axle upon which it is riding. The word is first attested in the late 14th century and derives from Middle English...
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