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STFU Bikes - Efficient Drivetrain Chain Damping Modules for Your MTB | BIKE24
Anyone got an STFUbike chain dampener? | Rotorburn
STFU chain damper eliminates chain slap, shuts your mountain bike the f*$k up - Bikerumor
Rocky Mountain Rubber - Silence The Slap - What is chain-slap you might ask??? When it comes to bike noise, one you cannot miss is chain slap, down every rough downhill section