CNC-machined 81mm CVD drive shaft with 2.5mm pin made from world-renowned HUDY Spring Steel. The drive shafts are associated with worlds thinnest yet many durable drive shafts utilized in electric off-road vehicles. Hardened with a proprietary hardening procedure, the drive shafts provide unbeatable lifespan and reliability. The CVD installation additionally features a composite safety collar to help keep the mounting pin firmly in place.