UHMW 4″ piston cup backer
$14.00
Description
Our piston cup backer is part of the internal components of the standard Alpine 4” cylinder. When rebuilding the cylinder this bushing is a wear item designed to cushion the constant operation of the cylinder.
Short Description
Our piston cup backer is part of the internal components of the standard Alpine 4” cylinder. When rebuilding the cylinder this bushing is a wear item designed to cushion the constant operation of the cylinder.