Vintage Chopper Dude Seat tuner If the cylinder is pretty

If the cylinder is pretty square with a bolt on exhaust- this is for you

This will not fit your stock style large taper crankshaft

measure first

Will NOT fit Derbi models with a Piston Port or Pyramid Reed engine

Large mating surface around the transfers

Vintage Chopper Dude Seat tuner If the cylinder is prettyVintage chopper dude seat. New old stock. These are a bit of an odd one. Somewhat universal option for having a slightly longer seat. Pretty customizable mounting. These have a pivoting 22mm diameter, 145mm long (~5. 75" long) seat post in the front. The rear bracket is half removable if needed. The welded portion has 4 mounting holes. The removable portion pivots and also has 4 mounting holes with 3 pre drilled holes for bolting to your frame.