These Compressed Air Bottles from Paoli are available in two different sizes, both with single or double connections. Designed specifically for Paoli air gun systems, these bottles are able to stand up to any Motorsport application.A double connection is the recommended setup as this avoids having to dismount the air pressure regulator while recharging the bottle.Bottle pressure: 232 Bar (15 litre bottle), 220 Bar (18 litre bottle)Connector type: Int Female / Din MalePlease note: All bottles are supplied with manufacturers certification for servicing and refilling requirements. Typically these bottles require servicing every 3 years from the date of manufacture stamped on the bottle. Adhering to these guidelines will ensure your bottles are suitable for use when required. We recommend talking to your local dive centre where your bottles can be correctly serviced within the guidelines required.