Thrashin Supply Riser Adapter For Harley The design of Thrashin Supply Company Riser Adapter has 2 grade 8 bolts dropping down through the triple clamp to Thrashin Supply Company chromoly steel bushing/nut. This ensures the highest strength and quality for maximum control and peace of mind. Features: Raises riser mount 2 3/8 Moves riser back towards rider 2 Ignition switch does not have to be removed Includes hardware / integral bushing Note: Gauge housing must be cut for installation