STELS Vityaz snowmobile ball bearing with fasteners

Ball pin is made of heat-treated high quality alloy steel; sphere and finger groove are additionally strengthened by rolling rollers; thread of 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, additionally protecting the joint from moisture; covers are made of oil-benzo- ozone-resistant thermoplastic polyurethane: 3 times stronger than rubber and silicone analogues, frost resistance - up to minus 65°C; anti-corrosion coating of the body; anti-corrosion coating of the ball pin.
Serial number: BJ70-170.