Chrome bars require 1.25" diameter risers 12cm high x 87cm wide 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. 82-22 H-D (excl. 08-22 e-throttle & 88-11 Springers) with 1.25" I.D. risers (NU)