V8&8217;s use exactly the same body design as the V12 but they run on precision ground adjustable bearings & a tough Cro. mo axle.A &8216;grease port&8217; & &8216;V-Lube&8217; syringe mean easy servicing.12;” & 9/16” axles available Sizes 1/2"9/16" Weight 528g