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Bike rear shock absorber spring
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Bike rear shock absorber spring
Description:
Rear suspension spring ,Material:55crsi,Chrome silicon.customized.
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¢4.8×39×79×6.5,used for bike shock absorber, drawn from carbon steel spring wire, wound into warp, then completed and set by multi-channel processes, and done surface treatment according to the requirements of customers. (With some technical requirements)
Technical Requirements:
1) Wire diameter:4.8mm
2) Total number of coils: 6.5
3) Number of active coils: 4.5
4) Free height: 79mm
5) Port deburring
6) Both ends of the surface were wore off, circumference is not less than 3/4
7) Shot blasted: pills ¢ 0.8mm ~ ¢ 1.2mm, intensity 0.2 ~ 0.45A, coverage of 80%
8) Surface treatment:environmental protection black powder coated.

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