100% Non-contacting design (no bearings or bushing) provides an extremely long life expectancy and is tolerant to harsh environments. Mounting holes for a 2-bolt or 3-bolt pattern (1.811 inch B.C. x 0.125 inch O.D.) Target magnet for standard shaft sizes from 2 mm to 1/2 inch. Custom bore size available. Options up to 30 pulse per channel per revolution. Customizable lead wires, cables, and or connectors. S8 Datasheet Enquire Now