MatthewsマシューズTRXリム（40-50）になりす。印字はTRX38ですがTRXであれば、交換可能です。
弓は持っているがポンドがきつい方、弱いポンドで動きを確認したい方、大人の弓をジュニアの弓として組み立てたい方、他　使い方は様々です。

This is a Matthews Matthews TRX rim (40-50).The print is TRX38, but it is interchangeable as long as it is TRX.
If you have a bow, but the poundage is too tight, or if you want to check the movement with a weaker poundage, or if you want to assemble an adult bow as a junior bow, etc., there are many ways to use this bow.