I.M.M. Boathouse Lifts are available with all of the standard drive and switch packages, and any of the options offered on our other lifts. STANDARD FEATURES: Mounts With No Drilling Comes With Bearings, Shafts, & Brackets Pre-assembled Can Be Installed With A Cradle Or Slings Available Up To 20,000# 1, 2, Or 4 Drives Can Be Mounted Bow To Stern Or Port And Starboard Custom Configurations Available For Any Application Utilizes The Full Strength Of The Roof Band Adjusts For; Single, Double, Or Triple Thickness Roof Band