About Us

Derwent Lock & Security UK Ltd. is based in the West Midlands.  Our company deals in security products, especially for Agricultural machinery and Construction plant.

Our leading product at present is BLOCKSTEM a very strong immobilising lock. It is made of C4 hardened steel designed to prevent any movement of the steering ram. It is THATCHAM accredited and it is accepted by leading Insurances and Underwriters for insurance discount.

Derwent Lock & Security UK are sole UK distributors for Blockstem, Starcom Systems & Equipment lock. Please contact us for more information