| CENTER HOLE DIAMETER | 0.482 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| COLOR | BROWN |
| CROSS-SECTIONAL HEIGHT | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM |
| HARDNESS RATING | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
| SPECIAL FEATURES | BROWN COLOR ONLY. USED EXCLUSIVELY FOR THE APACHE M230 RECOIL MECHANISM WITH BROWN COLOR ONLY |
| TEMP RATING | -15.0 FAHRENHEIT AND 500.0 FAHRENHEIT |