combination of advanced technology and innovative features has made Lewmar's high performance Ocean Series range the world's most popular winches. Lewmar features fewer moving parts for fewer problems and a massive all-bronze one-piece center stem for support and exceptional strength. Use chrome on bronze drums for all rigging materials. Use aluminum drums for lines. Easy servicing with strip-from-the-top construction Unique grip pattern on drum makes light work of rope handling Stainless steel main shafts and gear spindles for exceptional strength Bronze gear trains deliver smooth power with minimal loss Rigid, one piece nylon cage holds snap-in stainless steel bearings Integral grease pocket for permanent lubrication and free running bearings Pawls are spring-loaded cams which engage precisely, with the ratchet track in the gear train, to stop the drum unwinding 3 year warranty against defects in parts and workmanship Lewmar# Gear Ratio Power Ratio Drum Base Height 6 1:1 6.8:1 2 5/16" 3 11/16" 3 1/4" 7 1:1 7.9:1 2 9/16" 4 1/4" 4" 8 1:1 7.9:1 2 9/16" 4 1/4" 4 1/16" 16 1:1 / 2:1 7.9:1 / 16:1 2 5/8" 4 3/4" 4 7/16" 30 1:1 / 4.3:1 7:1 / 30:1 2 5/16" 5 3/4" 5 1/16" 40 1:1 / 6:1 6.7:1 / 40:1 2 5/16" 5 13/16" 5 9/16" 43 2.7:1 / 7.3:1 15.6:1 / 43:1 3 3/8" 6 1/2" 6