Weightlifting Bar Series — Wholesale OEM Manufacturer | ShuangJia Sports

ShuangJia Sports is a China-based weightlifting bar manufacturer with over 20 years of experience. Our ISO 9001 certified factory produces Olympic barbells, power bars, hex bars, curl bars, and specialty bars — all built with precision-machined steel shafts and premium bearings or bushings.

From chrome-plated entry-level bars to needle-bearing competition bars rated for 1,500+ lbs, every bar is tested for straightness, knurling consistency, and tensile strength. We offer OEM shaft markings, end-cap branding, and custom packaging.

Custom service available: 45# steel, 40Cr, 42CrMo, 60Si2Mn, AISI 4340 & hard chrome plating.