This Pro Circuit removable spark arrestor is United States Forest Service approved (USFS), and is available for T-5, T-6 and Ti-6 exhaust systems with carbon fibre end-caps. 

Fits The Following Bikes:
Honda CRF150R 2012-2017
Honda CRF250R/450R 2012-2013
Husqvarna FC 250/FC 450 2016-2017
Kawasaki KX250F/450F 2012-2016
KTM 250 SX-F/350 SX-F 2012-2015
KTM 450 SX-F 2012-2016
Suzuki RM-Z250/RM-Z450 2012-2015
Yamaha YZ250F/450F 2012-2015
 

Technical Part, please contract our After-Sales Service to have the specific reference you need.