Product Overview
The First Degree Fitness Evolution AR E520 Fluid Rowing Machine is also known as the E550 Indoor Rower is FDF’s champion indoor water rower designed for the health club or commercial gym environment. The water rowing machine’s shorter length, higher seat, and rugged performance ensure robust performance, perfect for any fitness level.This Evolution AR E520 Fluid Rowing Machine offers unrivaled natural catch and resistance, featuring FDF’s patented Variable Fluid innovation for instant adjustable resistance at the turn of a lever.
Our twin tank water resistance rowing system delivers a massive range of resistance to suit every rower, from seniors to professional athletes and personal training.

Features
Tank:• 10 Level Patented Variable Fluid Resistance (VFR), to suit ANY fitness level.
• Direct Drive System (Patent Pending).
Monitor:
• Interactive Performance Monitor (IPM) with USB port: The IPM displays: time; speed; distance; stoke rate; calories per hour; watts; 16 level adjustment, pacer.
• The IPM gives you quick start, manual programs, interval training, USB port allows interactive programming.” – Fitted with Heart Rate receiver as standard & compatible with all main HR belts.
Footboard:
• Height Adjustable footplates with Advance Heel Cradle footboard design (Reg, Design) and straps to ensure optimal foot placement and comfortable rowing position.
Frame:
• Rigid frame construction for maximum stability.
• Rubber feet for adhesion to floor surfaces and to prevent damage.
Seat:
• Seat at “office chair” height for ease of entry and exit.
Optional Back Support Handle:
• Deluxe Ergonomic handle allows comfortable grip and minimized strain on forearms wrists and hands.
Rail:
• Extended transport wheels for ease of movement.
• Air Glide low friction seat rollers, concealed for cleaner, safer, and a smoother ride.
• Tough hardened dual anodized aluminum seat rails.
Specifications
Stands on end for compact storage
Maximum user weight: 150kg (330lbs)
Box 1 | |||
Dimension | Net Weight | Gross Weight | Cubic Meters |
740mm x 720 x 770 (29.1 x 28.3″ x 28.4″) | 57kg (125.7lb) | 65.3kg (144lb) | 0.41 (14.48 cubic feet) |
Box 2 | |||
Dimension | Net Weight | Gross Weight | Cubic Meters |
1540mm x 90 x 125 (60.6x 3.5 x 4.9″) | 5.7kg (12.6LB) | 6.7kg (14.8LB) | 0.017 (0.6 cubic feet) |

Due to national shipping delays, order delivery times may be impacted.
Please click here to read more about the NATIONWIDE SHIPPING DELAYS
Please contact us directly for an exact ETA of your delivery. Most of our products have a regular handling time between 3-5 business days Please allow 3-15 business days for delivery.
Freight Orders Include FREE Delivery Appointment.
Some of our heavier machines require more customization and are made-to-order in our supplier’s manufacturing plants in United States. Once completed, they are carefully
inspected at the Quality Center, after which they are shipped using freight shipping carriers.
We know that sometimes you have to wait a little longer to get your order but it's always worth it!
Please click here to read more about our Order Shipping & Delivery.
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Exchanges for damages: Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery. If your item(s) do arrived damaged, please send photos to info@barbellflex.com and we will process an insurance claim on your behalf. Be advised that most of our suppliers request you (the buyer) to pay for shipping the item back to them for inspection for damaged returns or replacements. In some cases, we are able to waive the fee, however this is at the discretion of our supplier and on a one-time courtesy basis. The time it takes for your exchanged product to reach you will largely vary on your location. Should the item you return be over $75, we strongly encourage you to use a trackable shipping service with signature or shipping insurance! Note that we will not be able to provide replacements/refunds without photos of the damage. |
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Returns & Refunds: All new products purchased through BarbellFlex.com include a 30 Day Return Guarantee. Refunds will only be issued to the original credit card that you use when placing your order. Please click here to read more about our Returns & Exchanges. |
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We Put Our Customers First! Customer experience is our #1 priority. We understand that these products are available on other websites and we are very appreciative that you chose to do business with us. As such, we pride ourselves in providing a superior concierge sales and shopping experience to all of our customers, via email, phone, social media and live chat.
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Returns are easy, simply contact us to request a return for your item and we will work with you to get the process going. We'll get you a replacement or refund in a snap! Please check our Returns & Exchanges tab for more info! |
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In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down. Our 100% Price Guarantee has some limitations. Please click here to read more about our Price Match Guarantee. |
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We thank you for your incredible service!. With gratitude, we partnered with GovX to offer a discount on our store to our military, their spouses & dependents, first responders, government employees and our wonderful teachers. Please click here to read more about our GovX ID Military Discount. |
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Ordering from Barbell Flex is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. We invested time and money to ensure our backend system is secure and robust. We care about your information as much as you do! |
Polycarbonate Tank & Seals- 5 Year Warranty
Mechanical Components (of non-wearing nature) - 2 Year Warranty
All Other Components (of a wearing nature)- 1 Year Warranty
Lowest Price Guarantee
Product Overview
The First Degree Fitness Evolution AR E520 Fluid Rowing Machine is also known as the E550 Indoor Rower is FDF’s champion indoor water rower designed for the health club or commercial gym environment. The water rowing machine’s shorter length, higher seat, and rugged performance ensure robust performance, perfect for any fitness level.This Evolution AR E520 Fluid Rowing Machine offers unrivaled natural catch and resistance, featuring FDF’s patented Variable Fluid innovation for instant adjustable resistance at the turn of a lever.
Our twin tank water resistance rowing system delivers a massive range of resistance to suit every rower, from seniors to professional athletes and personal training.

Features
Tank:• 10 Level Patented Variable Fluid Resistance (VFR), to suit ANY fitness level.
• Direct Drive System (Patent Pending).
Monitor:
• Interactive Performance Monitor (IPM) with USB port: The IPM displays: time; speed; distance; stoke rate; calories per hour; watts; 16 level adjustment, pacer.
• The IPM gives you quick start, manual programs, interval training, USB port allows interactive programming.” – Fitted with Heart Rate receiver as standard & compatible with all main HR belts.
Footboard:
• Height Adjustable footplates with Advance Heel Cradle footboard design (Reg, Design) and straps to ensure optimal foot placement and comfortable rowing position.
Frame:
• Rigid frame construction for maximum stability.
• Rubber feet for adhesion to floor surfaces and to prevent damage.
Seat:
• Seat at “office chair” height for ease of entry and exit.
Optional Back Support Handle:
• Deluxe Ergonomic handle allows comfortable grip and minimized strain on forearms wrists and hands.
Rail:
• Extended transport wheels for ease of movement.
• Air Glide low friction seat rollers, concealed for cleaner, safer, and a smoother ride.
• Tough hardened dual anodized aluminum seat rails.
Specifications
Stands on end for compact storage
Maximum user weight: 150kg (330lbs)
Box 1 | |||
Dimension | Net Weight | Gross Weight | Cubic Meters |
740mm x 720 x 770 (29.1 x 28.3″ x 28.4″) | 57kg (125.7lb) | 65.3kg (144lb) | 0.41 (14.48 cubic feet) |
Box 2 | |||
Dimension | Net Weight | Gross Weight | Cubic Meters |
1540mm x 90 x 125 (60.6x 3.5 x 4.9″) | 5.7kg (12.6LB) | 6.7kg (14.8LB) | 0.017 (0.6 cubic feet) |

Due to national shipping delays, order delivery times may be impacted.
Please click here to read more about the NATIONWIDE SHIPPING DELAYS
Please contact us directly for an exact ETA of your delivery. Most of our products have a regular handling time between 3-5 business days Please allow 3-15 business days for delivery.
Freight Orders Include FREE Delivery Appointment.
Some of our heavier machines require more customization and are made-to-order in our supplier’s manufacturing plants in United States. Once completed, they are carefully
inspected at the Quality Center, after which they are shipped using freight shipping carriers.
We know that sometimes you have to wait a little longer to get your order but it's always worth it!
Please click here to read more about our Order Shipping & Delivery.
![]() |
Exchanges for damages: Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery. If your item(s) do arrived damaged, please send photos to info@barbellflex.com and we will process an insurance claim on your behalf. Be advised that most of our suppliers request you (the buyer) to pay for shipping the item back to them for inspection for damaged returns or replacements. In some cases, we are able to waive the fee, however this is at the discretion of our supplier and on a one-time courtesy basis. The time it takes for your exchanged product to reach you will largely vary on your location. Should the item you return be over $75, we strongly encourage you to use a trackable shipping service with signature or shipping insurance! Note that we will not be able to provide replacements/refunds without photos of the damage. |
|
![]() |
Returns & Refunds: All new products purchased through BarbellFlex.com include a 30 Day Return Guarantee. Refunds will only be issued to the original credit card that you use when placing your order. Please click here to read more about our Returns & Exchanges. |
![]() |
We Put Our Customers First! Customer experience is our #1 priority. We understand that these products are available on other websites and we are very appreciative that you chose to do business with us. As such, we pride ourselves in providing a superior concierge sales and shopping experience to all of our customers, via email, phone, social media and live chat.
|
|
![]() |
Returns are easy, simply contact us to request a return for your item and we will work with you to get the process going. We'll get you a replacement or refund in a snap! Please check our Returns & Exchanges tab for more info! |
|
![]() |
In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down. Our 100% Price Guarantee has some limitations. Please click here to read more about our Price Match Guarantee. |
|
![]() |
We thank you for your incredible service!. With gratitude, we partnered with GovX to offer a discount on our store to our military, their spouses & dependents, first responders, government employees and our wonderful teachers. Please click here to read more about our GovX ID Military Discount. |
|
![]() |
Ordering from Barbell Flex is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. We invested time and money to ensure our backend system is secure and robust. We care about your information as much as you do! |
Polycarbonate Tank & Seals- 5 Year Warranty
Mechanical Components (of non-wearing nature) - 2 Year Warranty
All Other Components (of a wearing nature)- 1 Year Warranty
Lowest Price Guarantee