K-Edge Boost Stem Mount for Hammerhead Size:31.8mm tubeless ever ready/no need of

tubeless ever ready/no need of rim tape

Hub efficiency with FTS-X freehub and smooth QRM bearings

Dura-Ace R9200 or compatible 12-speed road drivetrains

1800 mm (1 pc

Ultegra BR-R8170 / BR-R8070

K-Edge Boost Stem Mount for Hammerhead Size:31.8mm tubeless ever ready/no need ofThe K EDGE Boost Mount is an ideal fit for short stems with steep upward stem angles. The 1cm rise in the base will allow the Hammerhead Karoo 2 to nest securely above the stem without interference. Easily attach this mount by replacing your . 5mm spacer below your top cap. Specifications Hammerhead approved replaceable computer insert protects computer interfaceCompatibly 1 1 8" Steerer tube Diameter, Thickness 5mm, Length (Center to Center)