Designed with high-grade steel and super-dense felt, the Gibraltar SC4420S Super hi-hat clutch is constructed to provide years of hard use. The SC4420S super hi hat clutch fits onto any 8 millimeter rod and utilizes Gibraltar's 'Super Grip' clamping mechanism which will not scar the hi-hat pull rod. The SC4420S advanced design provides better access to the cymbal bell and easy butterfly nut adjustment.