Aluminium Alloy handles series offer at an economical cost, the shank and spindle are made from heat treated 4130 alloy or 300 series stainless steel.
Stainless steel handle series proceed high tensile strength and were applied hard circumstance. The shank and spindle are made of stainless steel 17-4Ph or equivalent.
Four balls style offer stronger pull out strength.It also can be designed into shackle pins.
Double action ball lock pin are both self locking and positive locking.All componets are made of heat treated 4130 alloy.
