Product Description Adapter/spare part to convert Mavic MTB front wheels as of model 2012. Use:Base Model:Front wheel thru-axle 15 mm (15 x 100 mm)Convertible to:Front wheel thru-axle 20 mm (20 x 110 mm)Compatibility:Crossmax ST 2012-2015Crossmax SX 2012-2014Deemax Ultimate / DH 2012-2019Deemax Pro as of model 2018E-Deemax Pro model 2018-2020Deemax Elite model 2019/2020Crossmax Enduro models 2014/2015Crossroc XL model 2015Crossmax XL model 2015Crossmax XL Pro model 2016E-XA 30 Elite model 2019Deemax 21 as of model 2021Manufacturer Number:12982901 Contents:2 x Mavic adapters (right and left) Manufacturer: Mavic Group Germany GmbH Geigelsteinstraße 10 83080 Oberaudorf Germany info@mavic.com