At RW, we are always looking to give you racers all the gearing you need for all circumstances. That is why we have just added the following sizes to our stock range

RW3200E - 32dp pinions with 5mm bore, 23t & 24t.
RW1MOD - 1 module pinions with 5mm bore, 10t.
RW06002.3 - .6 module pinions with 2.3mm bore, 9t, 10t & 11t.