Color classification Stainless Steel Half Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Stainless Steel Full Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Stainless Steel Without Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Stainless Steel Half Cover. Detachable [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel, Full Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Cold Rolled Steel Half Cover. Fixed Installation〖Two-Stage Force〗 Cold Rolled Steel Full Cover. Fixed Installation〖Two-Stage Force〗 Cold Rolled Steel Without Cover. Fixed Installation〖Two-Stage Force〗 Cold-Rolled Steel Half Cover. Fixed Installation〖Two-Stage Force + Small Angle Buffer〗 304 Stainless Steel Half Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] 304 Stainless Steel Full Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Stainless Steel Full Cover. Detachable [Two-Stage Force + Small Angle Buffer] Stainless Steel, Open-Top. Detachable with Two-Stage Force and Small-Angle Buffering Stainless Steel Without Cover. Fixed Installation〖Two-Stage Force + Small Angle Buffer〗 Fixed Without Cover - Gun Color [Cold Rolled Steel: Two-Stage Force + Small Angle Buffer] Fixed Half Cover - Gun Color [Cold Rolled Steel: Two-Stage Force + Small Angle Buffer] Fixed Full Cover - Gun Color [Cold Rolled Steel: Two-Stage Force + Small Angle Buffer] 304 Stainless Steel Full Cover. Detachable [Two-Stage Force + Small Angle Buffer] 304 Stainless Steel Without Cover. Removable [Two-Stage Force + Small Angle Buffer] 304 Stainless Steel Without Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] 304 Stainless Steel Half Cover. Detachable [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel, Open-Top. Fixed Installation with Two-Stage Force and Small-Angle Damping Cold-Rolled Steel Half Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel, No Cover. Fixed Installation [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel Half Cover. Detachable [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel Full Cover. Detachable [Two-Stage Force + Small Angle Buffer] Cold-Rolled Steel, Open-Top. Detachable [Two-Stage Force + Small-Angle Buffering] Stainless Steel Half Cover. Fixed Mounting [Two-Stage Force + Small Angle Buffer - Economy Model] Stainless Steel Full Cover. Fixed Mounting [Two-Stage Force + Small Angle Buffer - Economy Model] Stainless Steel, No Lid. Fixed Mounting [Two-Stage Force + Small Angle Buffering - Economy Model]