Before the Battlecross X30 Bridgestone's mid-intermediate terraintyre was the M403 for the front and M404 rear tyre. While the senior-sized tyres have migrated to the X30 the mini sizes are available inthe M403 and M404 pattern. The front 403 and rear 404 have been along-time favourite tyre for MX and trail riders all over. They offergreat grip and durability on all terrain types. Fits: GasGas MC-E 5 2021-2022 MC50 2021-2022 Husqvarna CR50 2011-2015 EE 5 2020-2022 TC50 2017 2020-2021 KTM 50 SX 2010 2015 2020-2022 50 SX FACTORY EDITION 2021 50 SX PRO SENIOR 2006-2008