The return angle of only 5 ° allows the ratchet to be used even in confined spaces

Two upper air intake vents are positioned to maximize air volume into the helmet interior

More specifically

In the case of the Torsion bits (TZ)

All Balls Racing - Rear Independent Suspension Rebuild Kit (50-1252) K-Type-Handlebar Grips The return angle of onlyAvailable for Utility and sport ATV's. All the parts required to rebuild one side of an ATV rear suspension.(Upper and Lower A Arm and Knockle) Bushings: Self lubricating, durable nylon (Acetal)or case hardened and plated for long life corrosion prevention. Cup seals Double lip seals: Type TC Spherical bearings: Precision ground with PTFE liner. Bearing steel: Hardened and precision ground.