The Progression ST comes in the new design with original Gamma Upgrades.
The Progression ST is still including the universal
High End Clamps from the big models.
V-Shoulder Mounts on all 6pt Models- Convenience (no blocked holes)
Longer Mounting Arms – More Adaptable for different Racquet Types
Curved String Clamps Tracks – Smoother Clamp Movement
Smaller clamps for universal use (squash, badminton) V-Shoulder Mounts on all
Manual spring tension winder for accurate stringing from 5 – 41 kp.
– Diamond-coating, universal High End Clamps
– Height adjustable floorstand (optional)
– All tools included
– 5 year warranty