PCE arm stud kits are made of 4140 Chromoly steel. They're roll-threaded, heat-treated to a maximum strength of 190,000+ PSI. and have a black oxide corrosion-resistant finish. They feature larger radius stud fillets for extra strength.
Prop 65 Warning
WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65warnings.ca.gov