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SportsArts Leg Extension and Curl DF300

✓ National SportsArt Dealer

✓ Ships in 3 - 5 Business Days

✓ Questions? Call or Text (646)657-8856

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Free Shipping

Ships FREE with orders of $100 or more to the Lower 48 States.

For Hawaii and Alaska, please ask for custom shipping rates.


In Stock - leaves the warehouse in 3 - 7 business days.

Made to Order -production lead time 4-6 Weeks, then ships.

Order Info - sent to you by email and text. We give you a tracking number with live tracking updates.

Small Products - ship by FedEx or UPS

Large Products - ship by LTL. Your local Freight terminal will call you and set up an appointment, so you're guaranteed to receive your item.

Delivery Locations- Curbside or Loading Dock

Questions? Contact Us


The Warehouse Crew and our Gym Technicians are on standby support. contact us and most issues are easy to resolve.

Cancellations are simple before an item ships and returned products must be in their original packaging.

For more details, please refer to our Cancellation and Returns page

Email us at hello@competitorsoutlet.com or chat or text to (646) 657-8856

Get Leg Strength using the SportsArt’s Leg Extension/Curl

The SportsArt Dual Function Strength Series is uniquely engineered to offer training on multiple muscle groups per station without compromising range of motion or user experience, making them ideal for smaller spaces.

Dual Function Series allows users to work at least 2 major muscle groups per machine maximizing both space and convenience

Dual cam system improves biomechanics and reduces cable slack

Stacks feature sound dampeners and magnetized selector fork for maximum stability


  • Direct drive system offers two opposing cams for less cable-slop and faster workout changeover
  • Easy transition from leg extension to seated leg curl
  • Adjustable seat back and leg pads for user customization
  • Multiple adjustment points for maximum customization
  • Heavy-duty marine grade cushions

Tech Specs

  • Stainless steel guide rods resist rust and maintain smooth operation
  • 14-gauge machine welded frame
  • 5 inch deep groove POM pulleys provide consistent cable tracking
  • Plate increments: 20 x 11 lbs (5 kg)


      • Unit Weight: 493.9 lbs / 224.5 kg
      • Dimensions (L x W x H): 53.1 x 39.8 x 57 in / 134.8 x 101 x 144.7 cm
      • Weight Stack:  220 lbs / 100 kg
      • Max User Weight:  500 lbs / 227 kg
      • Starting Weight: Extension: 13 lbs / 6 kg Curl: 13 lbs / 6 kg


      • Frame: 10 Years
      • Type: Full Commercial - no usage limit
      • Weights & Guide Rods: 5 Years
      • Grips, Enclosures & Covers: 1 Year
      • Labor: 1 Years
      • Cables, Belts, Bearings & Parts: 3 Years
      • Upholstery: 6 Months


      Data Sheet

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