Spidertrax Pro Series 60 Knuckles with "mid" steer arms (3.5") axle 500 lbs of axial loading

500 lbs of axial loading & over 130

The aluminum seal housing installs toward the differential side of the housing

Crating costs extra and is required for chassis that will be shipped

Full chromoly heat treated construction

The Podium Suspension Seats offers the highest hip containment and adds shoulder containment as well

Spidertrax Pro Series 60 Knuckles with "mid" steer arms (3.5") axle 500 lbs of axial loadingLight 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