I-Pec Fly / Rear Delt ingumshini osetshenziswa kabili ohlukanisa kahle isifuba ngezingalo nezibambo ezilungiseka ngokuphelele.
Ngokulungisa indawo yokuqala futhi ubheke emshinini i-Watson Pec Fly / Rear Delt iphinde inikeze indlela enhle yokuhlukanisa ikhanda elingemuva lama-delts.
Ukwakhiwa komsebenzi osindayo kakhulu kanye nesitaki sesisindo esingu-100 kg kwenza lo mshini ulungele iminyaka yokuhlukunyezwa ezindaweni zokuzivocavoca eziqinile.