CLAMP MATERIAL Engineering grade polymer MAX LOAD 3 kg / 6.61 lbADDED FEATURE64 mm mounting height adjustable SIZE 22 x 12 x 7 cm / 8.7” x 4.7” x 2.8” (Cage) WEIGHT128 g / 4.51 oz (Cage) 44 g / 1.55 oz (2 pcs Buckle straps) 48 g / 1.69 oz (3 pcs VersaMount clamp)