The LM4 PTR Series return spring assembly includes parts 76, 203, 37, 189, and 207. These parts are all pre-assembled  and ready for easy installation for the do-it-yourselfer. Occasional replacement of this assembly helps restore performance and cycling abilities to your LM4, LM4C, LM4 RIS, or LM4 KR Series.

Weight .02 lbs
Dimensions 2 × .2 × .2 in
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