{"kind":"club","data":{"name":"BM RT BLACK ドライバー","url":"https://golfscale.jp/club/driver/jbeam/bm","slug":"HDJM2021001","brand":"JBEAM","series":"BM","club_type":"ドライバー","release_year":"2021-06","materials":{"head":null,"face":"DAT55G"},"ladies":false,"specs":[{"number":"1","volume_cc":450}],"sources":[{"url":"https://web.archive.org/web/20210622074934/http://jbeam.co.jp/product-details/details-driver/details-driver-21.html","checked_on":"2021-06-01"}]},"_meta":{"site":"ゴルフスケール","generated_at":"2026-11-07T19:31:13+00:00","license":{"text":"事実（数値・名称・住所など）は出典 URL つきで引用自由。記事本文・画像は要連絡。","url":"https://golfscale.jp/legal/credits"},"attribution":"出典: ゴルフスケール（golfscale.jp）","source_url":"https://golfscale.jp/club/driver/jbeam/bm"}}