3/8 Poly Locks for Aluminum Roller R/A's
Secure checkout with Cunningham Customs LLC. Real people handle your order. Create an account to save garage, favorites, and addresses for next time.
Why builders shop this part at Cunningham Customs LLC
Looking for 3/8 Poly Locks for Aluminum Roller R/A's (SKU PFM66935)? Cunningham Customs LLC stocks PROFORM performance hardware for serious builds — street, strip, dirt late model, sprint, drag, and 4x4. Rocker Arm Nut - 3/8-24 in Thread - Steel - Black Oxide - Set of 16 Notes: Fitment notes from listing research: We suggest checking fitment carefully — product data mentions: 3/8 Poly Locks for Aluminum Roller R/A's · Rocker Arm Nut - 3/8-24 in Thread - Steel - Black Oxide - Set of 16 Notes: ·. Always confirm before you buy. Shop 4x4 with Grok AI search and fitment coaching on every product page. Compare options, confirm applications, then check out securely — real people at Cunningham Customs handle your order, payment, and shipping.
Shop all parts · Search the catalog · Build guides · Camshaft help · More PROFORM
Questions about fitment or install? Ask Grok anytime, or Call Us at +1 (424) 447-8470. We're here to get the right part on your build.
Comments & builder notes
Share fitment tips, install notes, or questions. Customers, the shop, and Grok can all chime in. New comments notify the Cunningham Customs team for review.