Product ViewNew ArrivalLeg Curl / Extension
A dual-function commercial leg machine targeting quadriceps and hamstrings in a single unit. Features an easily adjustable seat, soft contoured thigh padding, and ergonomic design for complete upper leg development.
About the Leg Curl / Extension
The SH-G8816 Leg Curl / Extension is a dual-function lower body machine built for complete quadriceps and hamstring development. The easily adjustable seat accommodates users of all heights, ensuring correct leg alignment for both curl and extension movements. Soft, contoured thigh padding delivers exceptional comfort during heavy loading — keeping users focused on muscle activation rather than discomfort. A space-efficient solution for complete upper leg training.
Commercial gyms, hotel fitness centers, corporate wellness facilities, and athletic training centers requiring professional-grade equipment.
Ships partially assembled. 2 people recommended. Allow 2m × 2m clearance.
Built Different.
Commercial Construction
11-gauge steel frame with CNC-machined pivot points. Built for 10,000+ cycles without performance degradation.
Precision Engineering
Variable-radius cam delivers smooth resistance through the full range. Biomechanically optimized for maximum engagement.
Low Maintenance
Sealed weight stack housing, self-lubricating pulleys, and powder-coated frame reduce upkeep.
Full Customization
10 frame paint colors and 10 upholstery options. Custom color matching available.
Ergonomic Design
Multi-position seat and pad adjustments accommodate users of all heights.
Wholesale Program
Order 3+ machines and unlock automatic bulk discount.
Commercial-grade equipment for gyms that mean business.
From home gyms to full commercial facilities, Dawg Built delivers durable equipment engineered for serious training and long-term use.
Ready To Build Your
Next Facility?
Whether you're outfitting a commercial gym, university, hotel, apartment community, athletic performance center, or tactical training facility, Dawg Built is ready to help.