snippet: The most convenient way to keep these popular <b>CRL Step-On Patio Door Locks</b> on hand is to take advantage of buying in bulk. You'll also be able to realize significant savings on the per unit cost. The lock has a painted diecast housing with a 7/32" (5.5 mm) diameter steel pin. Pin extends 7/8" (22 mm) in the locked position. The lock mounts at threshold level and has convenient foot activation. Housing is mounted on the bottom edge of the inside panel. It can be used in a closed or ventilating position and is very easy-to-install. Ten locks with installation screws per package. (Page 1)