Make: Stanley Bostitch Model #T55S4 Length: 14.50" in (368mm) Height: 11.19" in (284mm) Width: 3.62" in (92mm) Weight: 6.10 lbs (2.77 Kg) Uses 16 Gauge 1/2″ Crown Staples (S4) up to 2″ in Length See more items like this at: coastmachineryparts.com/