the RC10B7D and RC10B7 feature fully interchangeable parts between the two kits

to increase setting range

5x6mm BHCS to mount to suspension arm

The tasty gumbo

Reef's RC - 300 Comp Spec - Brass Edition, Internal Spool Winch RC Cars & Trucks 1/24 Scale the RC10B7D and RC10B7 featureFeatures: High Speed Brushless Servo Winch Submarine Waterproof: 6 Point Seals Internal Machined Spool with Coated Finish CNC Aluminum Casing Internal: Steel Gears Brass Casing, Ultra Finish Specifications: Voltage 4. 8V 8. 4V (LWH) : 1. 6 x . 79 x 1. 16 40. 8x20. 2x29. 5mm Torque: 192oz @ 6v 250oz @7. 4v 300oz @8. 4v Speed: . 05sec @6v . 04sec @7. 4v . 03sec @8. 4v Bearing Type: 3 Ball Bearings Weight: 4. 33oz 123G