Vision Keystone Back Extension

Motivate exercise enthusiasts to strengthen their lower back msucles with the Keystone Selectorized Back Extension, perfect for high-traffic fitness environments

Adjustments

• User Adjustment Range: 3 user start options
• Seat Adjustment: N/A
• Color-coded Pivots & Points of Adjustment: Yes

Frame & Cables

• Frame Color: Matte Black
• Frame Finish: Proprietary two-coat powder process
• Machine Anchoring: Yes
• Cable Transmission: Internally lubricated cables and fittings

Tech Specs

• Overall Dimensions: 124 x 112 x 155 cm / 48.8” x 44.1” x 61”
• Max ”In-use” Dimensions: 128 x 112 x 155 cm / 50.4” x 44.1” x 61”
• Product Weight: 194.2 kg / 428.1 lbs.

User Amenities

• Contoured Seat: Yes
• Instructional Placards: Muscle call outs, start and finish exercise illustrations, proper machine movements, QR code link to how-to videos
• Upholstery: Polyurethane molded foam
• Personal Storage: Tactile storage mats, personal device cradle
• Foot Support: Yes

Weight Stack

• Total Stack Weight: 73 kg / 160 lbs.
• Max Training Weight: 75.3 kg / 165 lbs. including incremental weight
• Weight Plate Increments: 5 kg / 10 lbs.
• Weight Stack Guarding: Full front and rear shields
• Consistent Stack Height: Yes: 155 cm / 61”
• Back-to-back Configurations: Yes

Optional Kit

• Rep Counter (V-KEY-SL-RC1): Electronic counter displays reps and time with reset buttons
• Incremental Weight System (V-KEY-SL-IW): 2.3 kg / 5 lbs.

Model: Keystone | V-KEY-SL-52