Double sheave version of the RP105. Stainless steel sideplates, two 3" aluminum sheaves, bushing, and stainless steel axle. Part Number: RP105D|Weight: 2.35 lbs|MBS: 20,000 lbs (88kN)|Rope Capacity: 5/8"|Side Plates: Stainless Steel|Mechanics: Bushing|Sheave: (2) 3" Aluminum|Axle: Stainless Steel|Size (in): 7.25x4.25|MBS: 20000 lbs|ROPE CAP: 5/8"|SIDE PLATES: Stainless|MECHANICS: Bushing|WEIGHT: 2.35 lbs