From Contact RC is this universal tyre truing adaptor for popular tyre truers including the J015 - Contact Tyre Truer - V3 spec and J017 - Contact Tyre Truer with Bag V3 spec or any truer with an 8mm output shaft.
This adaptor is suitable for 1/12th or GT12 front tyres, 3 bolt 1/12th or GT12 tyres and hex fitting 1/12th or GT12 tyres.
The locking nut for both types ensure a snug, true fit.