RPM Revo A-Arms are the only alternative to bulletproof performance that rivals any competition! Check out this laundry list of awesome features: - Nearly identical in weight to stock A-Arms - Redesigned for incredible durability under the toughest of conditions - More wear resistant than any other material available - Excess A-arm endplay has been eliminated for more accurate caster and toe angle settings - Angled leading and trailing edges eliminate dirt build-up - No low-hanging cross-braces or shock mounting areas providing better ground clearance - Massive shock rod mounting areas for improved rigidity - Available in black, blue, & dyeable white - Less than half the price of aluminum A-arms - Molded from our bulletproof blend of nylons and backed by our world renowned breakage warranty