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Item No:54221
Hop-Up Options No.1221
TRF201 FRONT SPRING SET
![](<img src="//d7z22c0gz59ng.cloudfront.net/japan_contents/img/usr/item/5/54221/54221_1.jpg" />
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★This handy set includes three stiffnesses of spring, hard (green), medium (black) and soft (brown), all in pristine white with colored markers to aid with differentiation.
