5/16" Black Hole Plus

Listed on the following equipment:
Nautilus Commercial (Core Fitness) - Abdominal
Nautilus Commercial (Core Fitness) - Abdominal - S3AB
Nautilus Commercial (Core Fitness) - Abdominal - S4AB
Nautilus Commercial (Core Fitness) - Biceps Curl - S4BC
Nautilus Commercial (Core Fitness) - Compound Row
Nautilus Commercial (Core Fitness) - Compound Row - S4CR
Nautilus Commercial (Core Fitness) - Freedom Trainer Old - Rev. 9/2/2007
Nautilus Commercial (Core Fitness) - Hip Abduction/Adduction - S4AA
Nautilus Commercial (Core Fitness) - Incline Press
Nautilus Commercial (Core Fitness) - Lat Pulldown
Nautilus Commercial (Core Fitness) - Lat Pulldown - S4LATP
Nautilus Commercial (Core Fitness) - Leg Extension
Nautilus Commercial (Core Fitness) - Leg Extension - S4LE
Nautilus Commercial (Core Fitness) - Leg Press - S3
Nautilus Commercial (Core Fitness) - Leg Press - S3LP
Nautilus Commercial (Core Fitness) - Leg Press - S4LP
Nautilus Commercial (Core Fitness) - Low Back
Nautilus Commercial (Core Fitness) - Lower Back - S4LB
Nautilus Commercial (Core Fitness) - Nitro Biceps Curl (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro Freedom Trainer (F2FT)
Nautilus Commercial (Core Fitness) - Nitro Hip Abduction/Adduction (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro Lateral Raise (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro Overhead Press (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro Pullover (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Nitro Vertical Chest (1999-2002 designs)
Nautilus Commercial (Core Fitness) - Overhead Press - S4OH
Nautilus Commercial (Core Fitness) - Pec Fly
Nautilus Commercial (Core Fitness) - Pec Fly - S4PF
Nautilus Commercial (Core Fitness) - Prone Leg Curl
Nautilus Commercial (Core Fitness) - Pullover - S3-S5
Nautilus Commercial (Core Fitness) - Rear Delt / Pec Fly
Nautilus Commercial (Core Fitness) - S3-S5 Pre-2008 Freedom Trainer - Rev. 1/14/2003
Nautilus Commercial (Core Fitness) - S4LR Lateral Raise - S4 Studio
Nautilus Commercial (Core Fitness) - Seated Dip
Nautilus Commercial (Core Fitness) - Seated Leg Curl
Nautilus Commercial (Core Fitness) - Seated Leg Curl - S4SLC
Nautilus Commercial (Core Fitness) - Triceps Press - S4TP
Nautilus Commercial (Core Fitness) - Vertical Chest - S4VC

* Images may not be identical to part.