ZAO PO Trek is the official supplier of reinforced ball bearings to conveyors for assembly of snowmobiles and ATVs; contact semi-automatic welding of hinge bodies with the stabiliser strut rod provides threefold safety margin of welds; ball pin is made of heat-treated high quality alloy steel;sphere and finger flange are additionally strengthened by rolling with rollers; thread of the ball pin is made by knurling method, it achieves high accuracy and strength of thread; lubricant for ball joints SHRB-4 is put under the cover, which additionally protects the joint from moisture; covers are made of oil-gasoline-ozone-resistant thermoplastic polyurethane: durability 3 times higher than rubber and silicone analogues,anti-corrosion coating of the case.
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