Mercury - Quicksilver 817019T2 Trim Cylinder Trailering Clips MerCruiser MC-I, R, MR, Alpha, Bravo & Vazer Drives 817019T2. Overview. Protect your drive and transom every time you trailer your boat. The Quicksilver 817019T2 Trim Cylinder Trailering Clips snap securely onto your MerCruiser trim cylinder rams, holding your outdrive in a supported position while the boat is on the trailer.. Made from tough red/orange composite plastic, these clips prevent your trim rams from carrying the full weigh