Heavy Equipment Parts stocks pin lock bolts and locking pin hardware for excavators and heavy machinery. Pin lock bolts secure bucket pins, track pins, and other critical pivot components to prevent them from working loose under the heavy cyclic loads of machine operation. Our pin lock bolts are manufactured from high-tensile alloy steel to OEM thread and shear specifications. Compatible with all major excavator and equipment brands. Stocked in Sydney with fast delivery to customers across Australia.