Basic Power Source Air For Crown Style A For Staple Format Stick Compatible Staples JK560 A 35 Staple Capacity 150 Weight 4 lb For Box Wall Type Double Wall Operation Type Hand Operated Stapler LxWxH 16x4x8 in Stapler Type Box-Top For Staple Crown Width 1 3/8 in For Staple Leg Length 7/8 in Length 16 in Height 8 in Width 4 in Compatible with Staple Brand Josef Kihlberg Pneumatic Box Stapler