Fidlock Bottle Twist Male Spare Cage The Fidlock spare bottle mount allows you to use your Fidlock Twist Bottle on multiple bikes. Secured to your frame with two stainless steel mounting screws, Fidlock's twist system keeps your bottle (sold separately) more secure than ever, while still allowing effortless removal with just one twist of the bottle. . Features Male part of adapter only- Female part of adapter comes with the bottle (sold separately) Individual Fidlock magnetic bottles available at an inexpensive price point Sideways twisting motion to release bottle works well with small tight frames | Fidlock | Bottle Twist Male Spare Cage Male Spare Cage | Plastic