FastRace Honeycomb Reinforced Membranes for 4 Hole Caps (4). Part number FR6040. FastRace honeycomb reinforced membranes for 4 hole shock caps, pack of 4. The honeycomb shape keeps the membrane from staying crushed.
The honeycomb shape ensures that the membrane does not remain crushed, giving a better rebound effect and therefore increased shock absorber performance.
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