Sun Bicycles Seven Speed Trike Conversion Kit with Disc Brake disc brake fluids Knurl-lock™ washer system

Knurl-lock™ washer system

OEM hangers are only produced by a handful of manufacturers

Holds bottle at an angle for easier reach

Use the right chaintube material

Sun Bicycles Seven Speed Trike Conversion Kit with Disc Brake disc brake fluids Knurl-lock™ washer system7 Speed Drivetrain and Disc Brake Trike Conversion Kit. Perfect drivetrain upgrade for the Sun Bicycles Adult Traditional Trike Single Speed. Features: Sun Race M30 7 speed twist shifter Sun Race M40 7 speed direct mount derailleur Sun Race M3 7 speed freewheel (13 15 17 19 21 24 28T) with 15mm trike axle adapter 36T x 1 2" x 3 32" chainring K. M. C. Z51 1 2" x 3 32" chain Promax DSK 300 mechanical disc brake and mounting hardware Promax 160mm