REV Anti-Slide Axle Key Set KG 506 Note: This exhaust system is

Note: This exhaust system is not ideal for other categories of Rotax engines

Tool hardened for durability

Every driver has their own technique and comfort level

or whatever else you need to do in the pits

Utilization of this hub width minimizes grip or front-end traction on most kart chassis

REV Anti-Slide Axle Key Set KG 506 Note: This exhaust system isThe REV Anti Slide Axle Key Set will help remove the risk of your rear hub sliding in. It will also help improve efficiency when making quick changes by removing the need to re measure the rear hub placement. One set includes two (2) axle keys. Available Sizes: 30mm ALL Fits Parolin, KR, Energy, BirelART, etc. 30mm OTK 8mm width for OTK 40mm BirelART Fits BirelART 50mm OTK Parolin Fits OTK, Parolin, KR, CRG, etc. 50mm BirelART Fits BirelART