1/4-20 x 5/8 button head Torx with lock patch. Grade 8. OEM replacement reference 942
Fits: > 19-21 Softail: Speedo sensor mount (1). 07-13 Twin Cam: primary chain tensioner (2). 17-24 M8: chain tensioner camshaft (1). 18-24 Softail (excl. models without external preload shock absorber knob): bolt, preload adjuster knob mount); 2024 FXBR