Brass Ping Bell fits Ahead Steerer Tube Brass Ping Bell fits Ahead Steerer Tube 45mm brass dome bell with ping type spring striker. Fitted to an alloy ring which replaces a headset spacer on regular 1 1/8 inch (28.6mm) steerer tubes. Fits left or right. Post navigationPrevious post: Mech VerterNext post: Tektro / Shimano Pattern 70 mm Dual Pivot Brake Bolt