ARC R114023 S3M-351 3mm Low Friction Rubber Belt
S3M-351 3mm low friction belt for the the R12 and R11 MID chassis.
This belt also suits most other mid-pulley chassis including the Awesomatix A800MMX, Xray X4, T4 '21, T4 '20, Yokomo BD10, Zero Tribe Mid conversions and the Xpress XQ10 and XQ1 Mid Pulley conversion.