Slide-Co 142053 Sliding Glass Door Handle Lock, Hook Style, Surface Mount, Product Description This sliding door handle lock kit set is constructed from aluminum and comes finished in black. A separate lock inserts into the base allowing for instant reversibility. The locking handle features a surface mounted design that requires no mortising. From the Manufacturer This handle set is constructed from aluminum and comes finished in black. A separate lock inserts into the base allowing for instant reversibility. It features a surface mounted design that requires no mortising. Features Fixed anti-lift key engages in keeper 4-15/16in. hole center Separate lock inserted into base permits instant reversibility No mortising required Mounting hardware included USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.