They are machined out of 6061-T6 aluminum and have a 3/8"-16 stud for your shift knob.
New Joes Racing Products Blue Billet Aluminum Roll Bar Accessory Clamp D6
Joes Racing Products Quick Change Aluminum Pan hard Bar Pinion Mount J-bar
Joes Racing Products Aluminum Square 2" Bracket UMP Late Model
JOES RACING PRODUCTS Filler Cap - Screw-On - Aluminum - Black Anodized - Each
JOES Racing 45103 Fan Spacer Aluminum 3" Thick 0.62" Male Pilot 4-bolt Mount
JOES Racing Products 13514-B 14" Dished Steering Wheel; 3-Bolt Mount - Aluminum
