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Double Acting Kit
Hitachi ZX85USB-5A

Hitachi ZX85USB-5A

ndmechanical
August 28, 2026
Proportional pilot control up grade for double acting circuit on Hitachi ZX85USB-5A the factory fitted hydraulic foot pedal is perfect for short term use but it can be a long day if you use the pedal...
Case CX75/C Double acting conversion kit

Case CX75/C Double acting conversion kit

ndmechanical
August 19, 2026
Kit of parts to turn Case CX75/C basic factory hammer pipe work into double acting circuit with the option to switch back to hammer when required .Kit comes with all parts needed to fit ,full fitting...
Hitachi ZX 135-6

Hitachi ZX 135-6

ndmechanical
July 3, 2026
The standard factory set up on the Hitachi ZX 135-6 has a proportional control thumb wheel fitted in the right hand lever but there are no electronics or pilot system fitted to use this function ,...
JCB JS 130 2011-2024

JCB JS 130 2011-2024

ndmechanical
June 26, 2026
JCB JS 130 2011-2024 Double acting conversion kit , kit reworks existing JCB factory single acting hammer lines to double acting while retaining the ability to switch back to hammer lines ,idea for running tree shears...
Daewoo solar 130/140-V

Daewoo solar 130/140-V

ndmechanical
June 18, 2026
Daewoo solar 130/140-V Electric pilot control double acting conversion kit ,double acting conversion kit to turn factory hammer lines into double acting lines controlled with existing switches on right control lever , with the option to...
Doosan DX 140LC

Doosan DX 140LC

ndmechanical
October 1, 2025
Double acting conversion kit ,kit i have not made for a while ,but still available kit comes with all parts needed to make factory hammer circuit double acting using existing factory hand control switches and ECU...
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N D Mechanical Services Ltd are one of the UK’s leading auxiliary circuitry companies supplying multiple industries with additional pipework kits. N D Mechanical Services Ltd is owned and run by Nick Dunford who has nearly 30 years experience working in the hydraulics industry.
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