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Character:

1. Oxidized Aluminum barrel with pressing seal cover, stable and reliable. Front cover with two O-ring, it can avoid side load or dust to damage the O-ring.

2. Lock block and bush are our technical patent, it can assure the centered of the rotation axis, and this configuration can assure the precision of the swing.

3. The material of swing configuration is alloy steel with heat treatment, ensure service life 50 ten thousand above.

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