Cart Cam-Locks We carry a wide variety of Cam-Locks in 316 Stainless Steel, Polypropylene, Aluminum, Brass and Nylon. View cart “3/4″ Cam-Lock Dust Cap, 316 Stainless Steel” has been added to your cart. 316 Stainless Steel Cam-Locks (33) Polypropylene Cam-Locks (28)