Model BPNBR465HCN Persuader Size 14x6.5 Shell material brass, hammered Shell thickness 1.2 mm Bearing Edge SONIClear™ Bearing Edge (45° Batter side, 35° Snare side) Hardware Chrome Sonic Saver™ hoops Clamping lugs In-Line Locking B-Lugs Drumheads Remo® Coated Ambassador, Remo® Clear Ambassador Snare Side Number of tension screws 10 Special feature air flow venting.