Complete 7 Ltr 300 bar Twinset

2 cylinders complete with manifold, twin boot and stainless steel bands. Everything you need to assemble a twinset. Lightweight cylinders, manufactured to European PED specification from BS 708 A 37 steel. Complete with M25x2 EN 144-1 neck, M25x2 thread manifold and boot. These cylinders are supplied O2 clean, ready for use with Nitrox or Trimix once assembled in an appropriate environment with O2 clean valves or manifolds and equipment by an approved technician.