• Proven System-Absolute Minimum Maintenance. • Very Finely Variable and Instant Setting of Pitch. • Infinitely Variable Setting of Traverse Length. • Instantaneous, Automatic Reversal without Programming and Complex Controls • Smooth Unthreaded Steel Shaft Always Rotates In Same Direction at • Constant Speed • Automatically Synchronizes Pitch with Take up Reel Rotational Speed • One Inexpensive, Unidirectional Motor Drives both Traverse and Take-Up Spool • Highly Efficient Transmission of Motion and Force by Rolling Contact • Options and Accessories for any Winding Situations • Traverse Drives with Up To 280Kg Axial Thrust • Zero Backslash • Two Years Guarantee.