Value priced security for basic applications. 3/4" (20mm) wide aluminum case. 3-pin tumbler locking mechanism. 9/64" (4mm) steel shackle. Clearances: Vertical 25/64" (10mm); horizontal 23/64" (9mm). 2 keys included. Aluminum lock body uses key Model No. K120BOX or 1092VB blank available from the vendor. Brass body version uses blank, available from the RSC.