Ball Splines A ball spline is a rolling guide spline bearing with a ball rolling in a groove on a shaft. This allows for greater loads than a linear bushing and torque transmission in linear motion. Features: High Load Carrying CapacitySmooth and Stable AccelerationLow Coefficient of Friction (Less than 0.004)Accurate Positioning CapabilityRequires Little LubricationPrecision and Economy GradesShaft size range OD from 6mm to 100mmShaft Length range from 200mm to 2500mmHollow Shaft optional to reduce overall weight Ball Spline Catalog ADDITIONAL DOWNLOADS