HONDA CRF 250 450 R 2007-2010 CRF 250 450 X 2008-2017 AS3 CHAIN GUIDE BLOCK RED year-2021 2023-2024 Yamaha YZ 450 F

2023-2024 Yamaha YZ 450 F

2011-2025 KTM 250 XC-F

1999-2003 KTM 250 EXC (4T)

2021-2025 KTM 65 SX

HONDA CRF 250 450 R 2007-2010 CRF 250 450 X 2008-2017 AS3 CHAIN GUIDE BLOCK RED year-2021 2023-2024 Yamaha YZ 450 FAS3 Performance chain guide blocks are direct replacements for the OEM plastic blocks. They are manufactured from strong and hard wearing TPU plastic and are designed to be installed inside the OEM aluminium chain guide. Will Fit 2007 2010 Honda CRF 250 R 2008 2017 Honda CRF 250 X 2007 2010 Honda CRF 450 R 2008 2017 Honda CRF 450 X Features Manufactured from strong, hard wearing TPU plastic Direct replacement for the OEM plastic block Compatible with