The TWIST bike base adapter creates more space by shifting the mounting points, allowing for more flexible positioning of the TWIST bike base where space is limited - such as with narrow frames or the use of frame bags.The TWIST bike base adapter is mounted underneath the TWIST bike base to the bottle braze-ons: Thanks to the slotted holes, the adapter allows the base to be moved an additional 26,5 mm both upwards and downwards.Key Features:Adapter for shifting the TWIST bike baseFor mounting between bike frame and TWIST bike base on the bottle braze-onsGains additional 26,5 mm space in each directionDimensions: 105 x 15 x 6 mm (LxWxH)Including four screws for mountingAluminium, black anodised