slew drive gearbox with hourglass worm

{"cid":"91190273","title":"VE9 Slew Drive Gearbox With Hourglass Worm For Tube Output Solar Tracking System","imgUrl":"https:\/\/img.chinax.com\/nimg\/2f\/82\/d3a47ac0c76862280d288230fcfa-200x200-1.jpg","attrs":{"Price":"USD 100~380\/ pc","Brand Name":"HangTuo","Model Number":"VE9\"","Minimum Order Quantity":"1 piece","Delivery Time":"15~45 days","Certification":"CE, ISO9001","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"2000 pcs per month","Packaging Details":"plywood box","Material":"QT","Model":"9 inches","Gear Ratio":"61:1","Application":"Solar Tracking System","Accuracy":"\u2264 0.1\u00b0","Driver":"Electric Motor","Color":"As Requested","Holding Torque":"Customized"}}

{"cid":"91202609","title":"CE And ISO VE7 Slew Drive Gearbox, Vertical Envelope Worm Gear Slew Drive For Trackers","imgUrl":"https:\/\/img.chinax.com\/nimg\/f2\/9f\/55ac64be999ae1106933956ce5cd-200x200-1.jpg","attrs":{"Price":"USD 280~504 \/ pc","Brand Name":"HangTuo","Model Number":"VE7\"","Minimum Order Quantity":"1 piece","Delivery Time":"15~45 days","Certification":"CE, ISO9001","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"2000 pcs per month","Packaging Details":"plywood box","Material":"50Mn, 42CrMo","Model":"VE7\"","Gear ratio":"57:1","Rated Output Torque":"1750Nm","Holding Torque":"13200Nm","Tilting Torque":"7000Nm","Efficiency":"40%","Standard Color":"RAL 9006"}}