4 inches (approx. 10 cm) custom mirror round chrome with E-approval for Harley-Davidson motorcycle (
Amazon.com: V-Twin Chrome on Black Motorcycle Cup Holder - Handlebar Mount - Fits Harley Sportster Dyna Softails & Other V -Twin Makes & Models - Bear Claw #6216CVT : Automotive
TCMT 12 Rise 1-1/4'' Adjustable Frisco Ape Handlebar Fit For Harley Softail Slim Heritage Fat Boy Deluxe Deuce Sportster XL 883 1200 Dyna Super Glide Wide Glide Low Rider Fat Bob Custom Application