Plug, Hole

Listed on the following equipment:
Nautilus Commercial (Core Fitness) - 2ST 10 Degree Chest
Nautilus Commercial (Core Fitness) - 2ST Bench Press
Nautilus Commercial (Core Fitness) - 2ST Four Way Neck
Nautilus Commercial (Core Fitness) - 2ST Incline Press
Nautilus Commercial (Core Fitness) - 2ST Lateral Raise
Nautilus Commercial (Core Fitness) - 2ST Overhead Press
Nautilus Commercial (Core Fitness) - 2ST Preacher Curl
Nautilus Commercial (Core Fitness) - 2ST Pullover
Nautilus Commercial (Core Fitness) - 2ST Seated Leg Curl
Nautilus Commercial (Core Fitness) - Abdominal
Nautilus Commercial (Core Fitness) - Abdominal
Nautilus Commercial (Core Fitness) - Abdominal - S3AB
Nautilus Commercial (Core Fitness) - Compound Row
Nautilus Commercial (Core Fitness) - Gravitron Chin Dip - S3GRV
Nautilus Commercial (Core Fitness) - Hip Extension
Nautilus Commercial (Core Fitness) - Leg Extension
Nautilus Commercial (Core Fitness) - Leg Extension
Nautilus Commercial (Core Fitness) - Leg Extension - S3-S5
Nautilus Commercial (Core Fitness) - Leg Extension - S5LE
Nautilus Commercial (Core Fitness) - Low Back
Nautilus Commercial (Core Fitness) - Lower Back
Nautilus Commercial (Core Fitness) - Lower Back - S3LB
Nautilus Commercial (Core Fitness) - Lower Back - S5LB
Nautilus Commercial (Core Fitness) - Nitro - S3PO
Nautilus Commercial (Core Fitness) - Nitro Pullover (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro XPLoad Leg Press
Nautilus Commercial (Core Fitness) - Pec Fly
Nautilus Commercial (Core Fitness) - Preacher Curl - S5PC
Nautilus Commercial (Core Fitness) - Prone Leg Curl
Nautilus Commercial (Core Fitness) - Prone Leg Curl
Nautilus Commercial (Core Fitness) - Pullover - S3-S5
Nautilus Commercial (Core Fitness) - Seated Leg Curl
Nautilus Commercial (Core Fitness) - Seated Leg Curl - S5LC
Nautilus Commercial (Core Fitness) - Tricep Extension
Nautilus Commercial (Core Fitness) - Tricep Press
Nautilus Commercial (Core Fitness) - Vertical Chest

* Images may not be identical to part.