To fit KTM Duke 690 models All years. 4 x Stainless steel exhaust header studs and flange nuts. These are the upgraded versions with the hexagon end fitting so no more stud fastening issues. Whether Fitting more free flowing Exhausts or replacing broken studs, these are the perfect cost effective option.
![KTM Duke 690 2008-2011 Mahle Air Filter [LX-1829]](https://images.buynet.work/thumb.php?i=381658553&s=240)
