Duo-Fast SureShot 5424, 20 Gauge Stapler, 5/16" to 3/4" Weight: 2 lbs. Height: 6-5/16" Length: 8-1/2" Fasteners: 5400 series, 3/16" crown, 20 gauge Staple Length: 5/16" to 3/4" Load Capacity: 84