All oxygen cylinders are equipped with a residual pressure valve and have a pressure of 200 bar. Steel bottles are 0.3 L, Dimensions: Ø approx 60x265 (h) mm, Weight: 1.28 kg - 0,8 L, Dimensions: Ø approx 83x310 (h) mm, Weight: 1,91 kg - 1,0 L, Dimensions: Ø approx 83x355 (h) mm, Weight: ca. 2,17 kg - 2,0 L, Dimensions: Ø approx 100x430 (h) mm, Weight: 3,46 kg - 3,0 L, Dimensions: Ø approx 100x580 (h) mm, Weight: 4,80 kg - 5,0 L, Dimensions: Ø approx 140x530 (h) mm, Weight: 8,79 kg - 10,0 L, Dimensions: Ø approx 140x915 (h) mm, Weight: 14,67 kg - 11,0 L, Dimensions: Ø approx 140x975 (h) mm, Weight: 16,04 kg Aluminum bottle: - 2,0 L, Dimensions: Ø approx 105x445 (h) mm, Weight: 3,33 kg Light aluminum.