GL-122.2

Material: PA-6 nylon

Inner core adopts 6200Z standard bearing

Specification: roller diameter 46MM

Axle diameter 11.0MM

Axle length: 120MM

Rank: bearing 30KG

Cycle index of door: 100,000 times

Advantages: adopts mechanical bearing

Cold resistance-45℃

Long service life, low noise

Suitable for upturning garage door

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