ADJUSTABLE LOCKING BOLT 50MM X ø28

* Ball lock is an ideal fitting for connecting parts on welding equipment, using the
connection with different materials and different thickness parts *
* QSP28060 effective clamping distance is 45-55mm *

* QSP28085 effective clamping distance is 70-80mm *

* The O-ring on the positioning shaft acts as a dust-proof, fastening and positioning
function.
* The movement of the steel ball from the inside to the outside makes the locking
force gradually stronger *