.406 ID Pistons
The .406 ID pistons fit the following: Stealth (401 series), Avenger (451 & 411) series, Base Valve (402 series), HP twin tube (801 series) and Stock Mount (471 series).
The .406 ID pistons fit the following: Stealth (401 series), Avenger (451 & 411) series, Base Valve (402 series), HP twin tube (801 series) and Stock Mount (471 series).
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