Spidertrax Pro Series 60 Knuckles with "mid" steer arms (3.5") f350 With that incredible growth

With that incredible growth

strip or off road transmission

After CNC machining

If you're looking to win

and just down right sexier (tig finished

Spidertrax Pro Series 60 Knuckles with "mid" steer arms (3.5") f350 With that incredible growthLight as always. Stronger than ever. Spidertrax introduced their first fabricated knuckle over 5 years ago. Today, the Pro Series 60 Knuckle takes professional rock racers to an all new level. Better materials, bigger bearings, & larger bolts make this the strongest knuckle yet. All while holding the same compact & lightweight design philosophy you have come to expect. This Pro Series Knuckle is designed to install on a Spider 9 Housings w 3 1 2" OD