●Safety: Includes two security keys. The weight of over 900 g offers a particularly high level of protection ●Safe: the Fischer folding lock offers a high level of protection against occasional thieves and is particularly easy to handle - even in the dark ●Sturdy: the lock with the plastic-coated rods is fixed by snapping into the holder and has a total length of 85 cm ●Protection: the plastic coated rods prevent scratching of the bicycle frame ●Easy: attach the holder with rubberised non-slip Velcro straps or with screws to the bottle holder holder