The C520, manufactured by Camlock, is a 4 pin micro size cam lock that offers optimum functionality but in ultra compact proportions. It has 3 available body lengths with 2 material specifications. The 10.5 mm length is made out of die cast steel while the 13 mm and 16 mm length are made out of brass. It comes in a chrome finish. It also features a flat cam, two keys and all fixings. Furthermore, the C520 has a 25 mm cam, these measurements are from the center of the fixing hole to the tip of the cam.