China Pin Loaded suppliers HOS5104Pectoral Fly Deltoid factory machine Product Introduction (1)Precision steel forging, counterweight piece of aluminum alloy guide rail ring, high-precision processing, with protective coating on the surface, durable and wear-resistant. (2)The seat is adjusted with hydraulic lifting technology to easily adjust the appropriate height. (3)Motor grade high-precision ball bearing pulley has low friction coefficient, wear resistance and self-lubricating. Combined with steel http://www.qdhosfitness.com/pin-loaded/
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