SWI50051 DESKTOP ELECTRIC STAPLER CARTRIDGE, 0.25" LEG, 0.5" CROWN, STEEL, 1,500/CARTRIDGE, 2 CARTRIDGES/BOX, 3000/BOX

Staple Cartridge fastens up to 25 sheets. 1,500 staples per cartridge forms 1/4" leg length staples. Two cartridges per box. Front loading cartridge for use with the Swingline® 502e Desktop Cartridge Electric Stapler. Patented cartridge system includes the driver head, so with each replacement it's like getting a brand new unit.