The suspension mounting system

Six-point mounting system provides 10-point maximum supports and eliminates any racquet distortion.
Head and throat mounting posts could move in and out without any adapter.
4 independently adjustable mounting arms (heavy-duty)
Large padded, L-shaped rotating shoulder supports rotate to perfectly fit against the frame.
Padded head and throat mounting posts secure any frame (including deep V-shaped throats), no cosmetic damage to any frame.

Which stringing machines have this suspension mounting system?

Vendor	Stringing Machine Models
Gamma Sports:	5003, Progression ST II, Progression Es II+
Eagnas:	Flash 825, Flash 925