地方都有賣這個運動器材的,我隨便 copy 一個鏈接你可以去看一下: https://store.trxtraining.com/products/trx-home-gym?gclid=EAIaIQobChMIi8j_spT41QIVgoqzCh37ZgaBEAQYASABEgKXc_D_BwE