Standard OD is

2016 KTM 250 XcF / 4stroke

Width: 30 mm

for Clutch systems KTM

whereas the outermost foam is constructed of a more open pore matrix allowing for filtration of larger micron dirt particles

Oberon - Slave Cylinder for Husqvarna 250/300/350/501 & KTM 250-530 (CLU-4000) site-UK Standard OD isAll hardware parts necessary are included in the kit with full instructions and is ready to fit. About the Fluid: Use KTM Husqvarna approved fluid only. Some models use mineral oil, some models use DOT 4 DONT 5. 1, although the Oberon Performance slave unit will accept either oil without any issues, the stock master cylinder will only function correctly with the fluid recommended by either Brembo or Magura. Please check your fluid cap if you are