Units are driven by a precisionrolled stainlesssteel leadscrew with a precision aluminum guide and carriage. Moving surfaces include Kerkite high-performance polymers on Kerkote TFE coatings. Units come standard with a wear-compensating, antibacklash-driven carriage. Additional driven or passive carriages are optional. Lengths to 8 ft are available and longer lengths can be special ordered.

Kerk Motion Products,
One Kerk Dr., Hollis, NH 03049,
(603) 465-7227,