GIVI ST605B: The TANKLOCK system now offers the ultimate tank bag securing system alleviating the concerns of magnetic and strap down tank bags being applied to your fuel tank. The TANKLOCK bag, when combined with the appropriate make / model mounting hardware (which is a tank ring, sold separately), latches directly to the fuel filler housing quickly and efficiently. Most of the TANKLOCK bags lower mechanism can be adjusted forward and backwards to enable the TANKLOCK bag to mount easily and conveniently to most motorcycle models. To be fitted in conjunction with the specific tanklock fitting BF_ _. 600D PU polyester-coated polyurethane EVA. Materials manufactured within REACH recommendations. Water-resistant zips. Reflective inserts. Rain cover in fluorescent material. Weatherproof internal compartment to store the rain cover. Additional protection against dampness.