quick change gears needed.

looking for a 4a set (10 spline 18/23) or something close.

gears

try Buzzy in Orlando --407–832-5237 or
Woody (Bemco) in Deland 386–985-1002

QC Gear

I have a 20C set which is a 6.25/5.28 with 21/27 teeth. Brand new in the box. $40.00 Buzzy 407-832-5237