K802 – Seated Leg Extension (Platinum Series — Pin-Loaded)

Platinum Series – Pin-Loaded Precision for Professional Strength

Product Overview

The K802 Seated Leg Extension from the Platinum Series is a high-performance, pin-loaded quadriceps isolation machine designed for precision, safety, and heavy-duty durability. Engineered for intensive use in commercial gyms, rehabilitation clinics, and performance training centers, the K802 ensures smooth, controlled knee extension with biomechanical accuracy. Its pin-loaded system allows effortless resistance adjustments, supporting efficient training flow in high-traffic environments.

Technical Specifications

• Net Weight: 210 kg
• Product Size: 1500 × 1080 × 1625 mm
• Packing Size: 1660 × 1200 × 520 mm
• Load System: Pin-loaded selector system — 80 kg standard (incremental resistance; upgrade options available on request)
• Frame: Commercial heavy-gauge steel with rust-resistant powder coating
• Upholstery: High-density foam padding with antibacterial, sweat-resistant PU leather
• Bearings & Pivots: Sealed bearings for ultra-smooth rotation and low maintenance
• Fasteners: Grade-8 bolts and reinforced welds for long-term durability
• Finish Options: Standard industrial powder coat 

Design & Build Quality

• Heavy-Duty Frame: Built to withstand continuous commercial use with gusseted stress points.
• Ergonomic Biomechanics: Optimal knee joint alignment reduces shear stress and improves quadriceps activation.
• Comfort & Support: Adjustable backrest and leg roller pads ensure proper body positioning for all user heights.
• Service-Friendly: Quick access panels and modular design make servicing simple and fast.
• Silent Operation: Sealed bearings and quality pulleys ensure smooth, noise-free performance.

Key Features

• Pin-Loaded Resistance (80 kg standard): Quick and secure weight changes for circuit and group training.
• Adjustable Back Pad & Roller Arm: Customizes fit to individual leg lengths and knee angles.
• Ergonomic Seat Positioning: Maintains spine neutrality and enhances exercise comfort.
• Integrated Grip Handles: Stabilizes torso and prevents hip lift during heavy sets.
• Safety Range Limiters: Prevent hyperextension and protect knees from overuse injury.
• Commercial-Grade Hardware: Industrial cables, sealed bearings, and premium fasteners extend lifespan.

Benefits

• Quadriceps Isolation: Maximizes activation of the front thigh muscles for strength, size, and knee stability.
• Safe & Controlled Movement: Guided range protects knees compared to free-weight alternatives.
• Fast Resistance Adjustments: Ideal for busy gyms or circuit-style programming.
• Long-Term Reliability: Engineered components reduce downtime and maintenance costs.
• Rehabilitation Friendly: Precise load control supports post-injury or post-surgery knee strengthening.

Muscles Targeted

• Primary: Quadriceps (front of the thigh)
• Secondary: Patellar tendon and stabilizing hip flexors
  In plain terms: the K802 builds stronger front thigh muscles (quads) while supporting knee stability.

Ideal Users

• Commercial gyms and boutique fitness centers
• Sports academies and performance training facilities
• Physiotherapy and rehabilitation clinics (under supervision)
• Strength & conditioning professionals
• Premium home gyms demanding commercial quality

Training & Programming Guidance

• Strength / Power: 3–6 reps × 3–5 sets, slow controlled lowering.
• Hypertrophy: 8–12 reps × 3–4 sets, 2–3 sec eccentric tempo.
• Endurance / Rehab: 12–20 reps, light load, full controlled range.
• Warm-up: 1–2 sets of 15 reps at low resistance.
• Progression: Increase load when form remains solid through full range—pin system enables micro-adjustment.

Safety & Compliance

• Designed to comply with international commercial fitness safety standards
• Positive pin locking, anti-pinch shrouds, and end-stop range limiters
• Recommended supervised use for novice or rehabilitation clients

Installation & Maintenance

• Pan-India delivery & professional on-site installation including assembly, calibration, and safety checks.
• Maintenance: Clean upholstery daily, lubricate pivot points periodically, and inspect bolts, bearings, and selector pins monthly. Preventive service plans are available.

Care & Handling Tips

• Wipe pads and handles with mild disinfectant after each use
• Check fasteners monthly and tighten if needed
• Keep weight stack tracks clean; replace worn pins immediately
• Position on flat, level flooring to avoid frame stress

Warranty & After-Sales Support

• Frame: Lifetime warranty
• Mechanical Parts & Pins: 3 years
• Cables, Bearings & Pulleys: 2 years
• Upholstery: 1 year (normal wear excluded)
• Support: Genuine parts, nationwide service team, and priority repair contracts available

Parts, Customization & Upgrades

• Optional upgrades: higher weight stack, custom upholstery colours, branded decals, alternate pad configurations
• Spare parts kits (pins, rollers, bearings) available for preventive maintenance schedules

Space & Placement Recommendations

• Clearance: Leave 600–800 mm behind and 500 mm at sides for safe access and servicing
• Flooring: Install on level concrete or commercial gym flooring (anchoring optional)

K802 Seated Leg Extension — Platinum Series. Commercial pin-loaded quadriceps machine (80 kg standard), ergonomic pads, adjustable backrest and fast pin selection—built for pro gyms and rehab centers. Contact kuppalahealthcarepvtltd@gmail.com / +91 9741095147.

Equip your facility with the K802 Seated Leg Extension — engineered for precision, comfort, and peak performance.
📧 kuppalahealthcarepvtltd@gmail.com | 📞 +91 9741095147 — contact us for pricing, customization and delivery.