Spirit Fitness SP-1510 Leg Extension

Product Overview

The Spirit Fitness SP-1510 Leg Extension is engineered to deliver focused quadriceps development through a biomechanically precise and controlled movement pattern. Designed for commercial environments, it combines ergonomic support, smooth selectorized resistance, and durable construction to ensure safe and effective lower-body training.

Featuring a reclined seating position and optimized axis of rotation, the SP-1510 promotes proper alignment and full muscle contraction while minimizing joint strain. Its adjustable components and user-friendly design make it ideal for gyms, rehabilitation facilities, and performance training environments.

PIN: SP-1510

Key Features

• Targeted Quadriceps Isolation
  Designed to effectively strengthen and define the quadriceps muscles through controlled knee extension.
• Reclined Stabilized Positioning
  User is positioned in a reclined posture for enhanced stability and full leg extension performance.
• 4-Bar Linkage Back Pad System
  Supports proper alignment with the machine’s axis of rotation for safe and efficient movement.
• Adjustable Range of Motion
  Allows customization for users with varying flexibility and training requirements.
• Push-Pin Adjustable Leg Roller
  Convenient side-mounted adjustment ensures proper positioning with minimal setup.
• Two-Stage Increment Weight System
  Enables precise resistance adjustments for progressive overload training.
• Smooth Selectorized Resistance
  Provides consistent and controlled loading suitable for all fitness levels.
• User Convenience Features
  Built-in top storage tray for personal items during workouts.
• Commercial-Grade Construction
  Heavy-duty steel frame ensures long-term durability in high-use facilities.

Specifications

Performance

• Resistance Type: Selectorized weight stack
• Weight Stack: 116 kg (255 lb)
• Increment System: Two-stage increment

Design & Build

• Frame: Heavy-gauge commercial steel
• Movement: Seated/reclined leg extension
• Pads: Adjustable back pad + lower leg roller

Dimensions & Capacity

• Product Size: 1162 x 1562 x 1507 mm
• Product Weight: ~296 kg
• Maximum User Weight: ~160–163 kg (typical commercial standard)