6-15 Swift Gas Spring 060mm Stroke-400n - FLOSWV06060 Springs provide direct support for safely lifting, positioning, lowering and counterbalancing weights. They offer the versatility of a wide range of forces, simple mounting, compact size, speed controlled damping and cushioned end motion, combined with a flat force curve. Manufactured in the UK, standard Camloc Swift & Sure gas springs are made from mild steel tube and nitrided mild steel rod, the tube has a black powder coated finish. Swift & Sure is one of the most popular Camloc gas springs and is available in an extensive range of sizes and end fittings for a wide variety of applications. The Vari-lift valve means that the gas spring can be adjusted to meet individual preferences, it can also be adjusted whilst in position, saving you both time and effort. Type: Variable force. Rod Diameter: 6mm Tube Diameter: 15mm Force Range: 50-400N Material: Nitrided steel piston rod, black powder coated steel tube, nylon/steel end connectors. Boxed as a pair, Swift & Sure Vari-lift gas springs come fitted with FLO-P1 end fittings and are gassed to maximum pressure. They are supplied with additional FLO-E1 end fittings, instructions and an allen key for adjusting force in-situ. End to end measurement - shoulder to shoulder - not including the threaded ends. From the end of the tube (thicker part) to the end of the rod (thinner part).