slewing drive for solar tracking system 21 inch

{"cid":"91202609","title":"NBR PVC Seal Enclosed Slewing Drive For Solar Tracking System 21 Inch","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/79\/86f29a138c37b36679efe8182ef5-200x200-1.jpg","attrs":{"Price":"USD 280~504 \/ pc","Brand Name":"HT","Model Number":"SE21\"","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":"SE21\"","Gear Ratio":"125:1","Rated Output Torque":"16 kNm","Tilting Torque":"205 kNm","Efficiency":"40%","Color":"RAL 9006","Seal Type":"NBR+PVC, FB Type"}}

{"cid":"91190273","title":"9 Inch Vertical Worm Gear Slew Drive For Solar Tracking System With High Torque","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/90\/1857c82737c1d353b1ec824f0cdc-200x200-1.jpg","attrs":{"Price":"USD 280~380\/ 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","Model":"9 inch","Gear ratio":"61:1","Efficiency":"40%","Precise":"\u2264 0.1","Driver":"Electric Motor","Type":"Vertical Mounted","Application":"Solar Tracker","Color":"As Requested"}}