Polisport chain guides are perfect replicas of the OEM stock parts produced in TPU (Thermoplastic polyurethane) to guarantee better resistance to abrasion and impacts. Our chain guides are produced to be durable and to perfectly fit your dirt bike. Features: Injection-moulded quality plastic components with a perfect OEM fit. Exact replica of stock OEM plastic components but stronger Inexpensive alternative to OEM replacement parts. Stock color match Resistant to impact and abrasion Produced in TPU (Thermoplastic polyurethane) Tougher than stock chain guides Packaged in a printed plastic bag Fits: BETA RR125 2T 2019-2021 RR125 2T RACING 2021 RR200 2T 2019-2021 RR200 2T RACING 2021 RR250 2T 2010-2021 RR250 Racing 2T 2017-2021 RR300 2T 2013-2021 RR300 Racing 2T 2017-2021 RR350 4T 2010-2019 RR350 4T EFI 2020-2021 RR350 Racing 4T 2017-2021 RR390 4T 2015-2019 RR390 4T EFI 2020-2021 RR390 RACING 4T EFI 2021 RR400 4T 2010-2014 RR430 4T 2015-2019 RR430 4T EFI 2020-2021 RR430 Racing 4T 2017-2018 RR450 4T 2010-2014 RR450 4T CROSS COUNTRY 2012-2013 RR480 4T 2015-2019 RR480 4T EFI 2020-2021 RR480 Racing 4T 2017-2021 RR498 4T 2010-2014 RR520 4T 2010-2011