22CM OVERALL HEIGHT 1 1/4" DIAMETER 1" AT THE RISERS WITH 3 HOLES FOR IINTERNAL WIRING This comes with approvalNote: Check your local MCS dealer or the MCS sales department for exact type of approval and validity on bike model and years on the test report. 82-23 H-D mech. & e-throttle (excl. 88-11 Springers) with 1" I.D. risers