QUICK-TEC PONY BRACKET MOUNTIncludes two small aluminum mounting blocks that slide together and lock into position. The Quick-Tec I includes nylon cam band, the Quick-Tec II includes a pair of stainless steel hose clampsfor a more permanent mounting. Fits 13, 19 or a 30cu foot pony bottle. Made with machine blocks of aluminum. The aluminum mounting blocks slide together and lock in position. Each Quick-Tec system includes 2 small aluminum mounting blocks that slide together and lock into position. A simple press of the lever allows the mounting blocks to release and slide apart. Does not include band for main tank, typically diver will use BCD tank band for the mounting on the primary cylinder. Choose either the Quick-Tec I or the Quick-Tec II: Quick-Tec I system includes a nylon Cam Band for the pony / stage cylinder. Quick-Tec II system includes a pair of stainless steel hose clamps for more permanent mounting of the pony / stage cylinder.