For sale is a Clincher Ultra Duty quick change gear set #34 which is the same a set 10A.  This is an 22 and 30 tooth set that in a 4.11 ratio rear end yields a final ratio of 5.62 and in a 4.86 ring and pinion rear end yields a final ratio of 6.62.  Little used and in excellent condition.  Thanks for looking and as always I combine shipping when possible.