Home / Shop Spare Parts / Gully Boom & Hydraulic Boom Product Description Main Boom Valve Open / Close Valve plug Modified to be able to fit the the Whale Gully Boom Valve Plug Screws on the end of the Pneumatic Cylinder and forms a rubber seal against the boom turret valve seat to seal the boom off Specifications MPN 6.584000120-2 Product Code 6.584000120-2 Weight 2.35kg Customer reviews No reviews left yet Write A Review Sort byMost RecentTop Rated Delivery & Returns Customer Reviews Valve Plug for Whale Gully Boom Product Code 6.584000120-2 Valve Plug (to suit Whale Gully Boom) £186.14 £223.37 (inc. VAT)