Bolt Fitness STORM SERIES HYDRA Adjustable Leg Extension & Seated Curl Combo

Product Description

The Bolt Fitness STORM SERIES HYDRA Adjustable Leg Extension & Seated Curl Combo is a premium commercial-grade dual-function strength machine designed to provide efficient and effective training for both the quadriceps and hamstrings. Combining two essential lower-body exercises into one compact unit, the HYDRA maximizes workout versatility while minimizing floor space requirements, making it an excellent addition to commercial gyms, athletic performance centers, rehabilitation clinics, and premium home gyms.

Engineered with an easy-to-adjust backrest, leg roller, and starting position, the HYDRA ensures proper body alignment for users of various heights and training preferences. Its smooth selectorized resistance system delivers consistent resistance throughout every repetition, while high-density padding and ergonomic design provide superior comfort and support. Whether you're focused on muscle growth, strength development, injury prevention, or rehabilitation, the HYDRA delivers professional-grade performance and durability.

Premium Features

• Dual-function machine combining Leg Extension and Seated Leg Curl
• Heavy-duty commercial-grade steel frame construction
• Smooth selectorized weight stack for quick resistance changes
• Adjustable backrest for customized user positioning
• Multiple starting position adjustments for optimal biomechanics
• Adjustable leg roller pads for enhanced comfort and alignment
• Ergonomic seat and backrest with high-density commercial foam
• Precision pulley and cable system for smooth, consistent resistance
• Fully enclosed weight stack for improved safety
• Clearly marked adjustment points for fast setup
• Commercial-grade upholstery with sweat-resistant vinyl
• Electrostatic powder-coated finish for corrosion and scratch resistance
• Compact footprint for space-efficient gym layouts
• Low-maintenance design built for continuous commercial use

Specifications

Why Choose the Bolt Fitness STORM SERIES HYDRA Adjustable Leg Extension & Seated Curl Combo?

The Bolt Fitness STORM SERIES HYDRA provides the convenience of two essential lower-body machines in one space-saving design. By combining leg extensions and seated leg curls, users can effectively strengthen both the front and back of the thighs while improving muscular balance and knee stability.

Its adjustable components ensure proper biomechanics for users of different sizes, while the selectorized resistance allows quick weight adjustments between sets. Built to withstand high-volume commercial use, the HYDRA offers exceptional durability, smooth operation, and user-friendly functionality for every training environment.

Muscles Worked

Primary Muscles

• Quadriceps (Leg Extension)
• Hamstrings (Seated Leg Curl)

Secondary Muscles

• Gluteus Maximus
• Calves (Gastrocnemius & Soleus)
• Hip Flexors

Stabilizing Muscles

• Core
• Adductors
• Abductors
• Lower Back Stabilizers

Benefits

• Combines leg extension and seated leg curl exercises in one machine
• Strengthens both quadriceps and hamstrings for balanced lower-body development
• Improves knee stability and joint support
• Encourages proper biomechanics with multiple adjustment points
• Selectorized weight stack enables fast and efficient resistance changes
• Ideal for muscle hypertrophy, strength training, and rehabilitation
• Reduces equipment footprint while expanding exercise options
• Smooth resistance enhances exercise control and comfort
• Heavy-duty commercial construction ensures long-lasting durability
• Suitable for beginners, athletes, rehabilitation patients, and advanced lifters

Ideal For

• Commercial Fitness Centers
• Strength & Conditioning Facilities
• Athletic Performance Centers
• Physical Therapy & Rehabilitation Clinics
• Personal Training Studios
• Universities & Schools
• Hotels & Resort Fitness Centers
• Corporate Wellness Facilities
• Community Recreation Centers
• Premium Home Gyms