CRD Devices offer a range of Screw jacks:

HT – translating screw, available in 6 sizes from 5kN to 200kN
HR – rotating nut, available in 6 sizes up to 200kN
Both HT and HR can be customised to suit and offered as complete systems including bevel gearboxes, transmission shafts, couplings and support bearings.
KP – For fast turnaround on standard size screw jacks we have developed the KP range available in both translating screw (KT) or rotating nut (KR) – 4 sizes up to 5 tonnes in 2 gear ratios; 1:10 and 1:30

Screws are supplied in any length as they are cut to length in house.