The Bien Air CA 20:1 L Classic contra-angle works with proprietary internal irrigation system, smoothly and efficiently. It is equipped with a double LED system for uniform lighting regardless of the speed of rotation. This contra-angle features a 20:1 speed reducing ratio, optical glass rod light, internal irrigation, push-button bur locking, bur shank Ø 2.35 mm. Compatible with the complete range of Bien-Air micromotors with LED light.
