Maxwell RC10-8 Capstan 12V Windlass - 5/16in Chain & 5/8in Ropes. The RC10-8 is a second-generation rope/chain windlass and is a favorite choice for cruising yachts launches pilothouse vessels and light commercial operators. The intentionally simple design yields excellent longevity and performance figures and has contributed to a well-earned reputation for reliability.The patented Wave Design rope/chain gypsy (chain wheel) is able to accommodate a wide range of chain pitch differences (both imperial and metric) within the RC10's specified chain size diameters. Specifications for Maxwell RC10-8 Capstan 12V Windlass - 5/16in Chain & 5/8in Rope: Manufacturer: Maxwell Fabric/Material: Steel Width: 0.313 in Package Contents: Maxwell RC10-8 Capstan 12V Windlass - 5/16in Chain & 5/8in Rope Maxwell RC108CAP12V: RC10-8 Capstan 12V Windlass - 5/16in Chain & 5/8in Ropes