{"kind":"club","data":{"name":"GT-MB","url":"https://golfscale.jp/club/iron/georgespirits/gt-mb","slug":"HIGE2012001","brand":"ジョージスピリッツ","series":"GT-MB","club_type":"アイアン","release_year":"","materials":{"head":"S20C 軟鉄鍛造","face":null},"ladies":false,"sources":[{"url":"https://web.archive.org/web/20120627092810/http://georgespirits.com:80/club/iron/club_iron_gt-mb.html","checked_on":"2026-11-06"}]},"_meta":{"site":"ゴルフスケール","generated_at":"2026-11-08T01:46:29+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/iron/georgespirits/gt-mb"}}