This adapter allows you to use a 160 mm disc for a Magura braking system. The adapter comes on the front or rear fork. Then the caliper can be mounted on the adapter and the larger disc can be used with maximum braking power. When the adapter is mounted on a 6 or 7 inch PM mount, use of a 180 mm disc is possible. Specifications: Color: black Material: aluminum Lenght: 8,5 cm Dimensions heart-heart: 74 mm Weight: 20 grams Suitable for: front or rear Suitable for a brake with a disc diameter of 160/180 mm. Contents: 1 Adapter 2 Fastening bolts