These two-piece clamps provide a simple, secure & clean method for mounting most of your modern-day conveniences. Replacement Mount for The Sound of Chrome Speakers (P/N 851,852), Handlebar Electrical Power Point (P/N 1423,1476), Universal Drink Holders (P/N 1422, 1475,1477, 1464), Universal Handlebar Accessory Mounts (P/N 1680 & 1474), & any style of Küryakyn Mirrors.