Wall Racks Features ? Tough, long lasting stainless steel structure ? Quick and simple locking method ? Securely fits 3 drum sizes ? Very tough construction Technical Details ? Dimensions, Single (W x D): 320 x 320mm ? Dimensions, Double (W x D): 650 x 320mm ? Weight, Single: 440g ? Weight, Double: 590g ? Max. Drum Heights: 499mm, 469mm, 439mm