The GPM DMZA501F/R+3.5 Delrin Front/Rear Ridge Rims are designed as a durable upgrade for the KYOSHO Mini-Z AWD platform. Specified with a 3.5mm offset and an 8.5mm rim width, these Delrin rims aim to enhance lateral stability and deliver consistent grip characteristics under varied driving loads. They are intended for hobbyists seeking a reliable handling improvement that complements standard Mini-Z setups.