Flex Training Center

Flex Training Center Formerly Knockout Fitness, FLEX TRAINING CENTER is committed to making health a top priority. Flex Training Center is the LAST neighborhood gym in Rochester.
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Formerly Knockout Fitness, FLEX has been improving the quality of equipment since December 2022 when Tom Renner, the owner, took over. Since early 2023, we've spent close to $200,000 on new, state-of-the-art equipment.

Stop in early for a patriotic lift before your freedom festivities! 🇺🇸
07/01/2026

Stop in early for a patriotic lift before your freedom festivities! 🇺🇸

See you all on Monday for a quick lift 💪
05/23/2026

See you all on Monday for a quick lift 💪

We heard you! A second Smith Machine is being installed today. Waiting time just got cut in half! 💪
05/19/2026

We heard you! A second Smith Machine is being installed today. Waiting time just got cut in half! 💪

Easter Bunny Ears encouraged. Have a great holiday weekend!
04/03/2026

Easter Bunny Ears encouraged.
Have a great holiday weekend!

03/25/2026

This is what consistency looks like! 💪

03/09/2026

Had the chance to catch up with and her Leg/Arm day (1.5 hours THEN cardio).
Sign up at Flex today! 💪

New custom logo’d deadlift platform. Bodybuilder approved! ✅
02/16/2026

New custom logo’d deadlift platform. Bodybuilder approved! ✅

Address

675 Atlantic Avenue
Rochester, NY
14609

Opening Hours

Monday 5am - 10pm
Tuesday 5am - 10pm
Wednesday 5am - 10pm
Thursday 5am - 10pm
Friday 5am - 9pm
Saturday 7am - 5pm
Sunday 7am - 5pm

Telephone

+15856547122

Website

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