Condition New
Plastic Weight Stack Selector Pin
Available in Black or Yellow | 8mm & 10mm Diameters | Multiple Length Options
This plastic weight stack selector pin is designed for selectorized strength equipment, cable machines, functional trainers, and home gym weight stacks. Featuring a lightweight, impact-resistant plastic handle and durable steel pin, this selector pin provides a reliable replacement for worn, damaged, or missing weight stack pins.
This listing includes four variations:
- Black Handle – 8mm Pin
- Black Handle – 10mm Pin
- Yellow Handle – 8mm Pin
- Yellow Handle – 10mm Pin
Simply measure your existing pin diameter and length, then select the desired color and size from the drop-down menu.
🎨 Available Variants
Black Handle
- 8mm Diameter Pins
- 10mm Diameter Pins
Yellow Handle
- 8mm Diameter Pins
- 10mm Diameter Pins
📐 8mm Diameter Options (5/16")
| Part Number | Length (mm) | Length (in.) |
|---|---|---|
| #7551-070 | 70mm | 2.76" |
| #7551-080 | 80mm | 3.15" |
| #7551-090 | 90mm | 3.54" |
| #7551-095 | 95mm | 3.74" |
| #7551-100 | 100mm | 3.94" |
| #7551-110 | 110mm | 4.33" |
| #7551-120 | 120mm | 4.72" |
📐 10mm Diameter Options (0.39")
| Part Number | Length (mm) | Length (in.) |
|---|---|---|
| #7552-070 | 70mm | 2.76" |
| #7552-080 | 80mm | 3.15" |
| #7552-090 | 90mm | 3.54" |
| #7552-095 | 95mm | 3.74" |
| #7552-100 | 100mm | 3.94" |
| #7552-110 | 110mm | 4.33" |
| #7552-120 | 120mm | 4.72" |
🔩 Key Features
Durable Plastic Handle
Impact-resistant molded handle designed for daily gym use.
Commercial Grade Steel Pin
Precision-machined steel pin provides reliable weight plate engagement.
Multiple Diameter Options
Available in both 8mm (5/16") and 10mm (0.39") diameters.
Multiple Length Options
Fits a wide variety of commercial and residential fitness equipment.
Direct Replacement Design
Ideal replacement for worn, bent, or missing selector pins.
🏋️ Compatible Equipment Brands
Commonly used on selectorized equipment from:
- Life Fitness
- Hammer Strength
- Cybex
- Matrix
- Precor
- Technogym
- Hoist
- Nautilus
- Star Trac
- SportsArt
- TRUE Fitness
- Body-Solid
- TuffStuff
- Paramount
- Legend Fitness
- Torque Fitness
🏋️ Applications
- Weight stack machines
- Functional trainers
- Cable crossover systems
- Adjustable pulley machines
- Multi-station home gyms
- Commercial selectorized strength equipment
📏 How to Select the Correct Size
Step 1 – Measure Pin Diameter
Choose:
- 8mm (5/16")
- 10mm (0.39")
Step 2 – Measure Pin Length
Measure from the underside of the handle to the tip of the pin.
Available lengths:
- 70mm (2.76")
- 80mm (3.15")
- 90mm (3.54")
- 95mm (3.74")
- 100mm (3.94")
- 110mm (4.33")
- 120mm (4.72")
Step 3 – Select Handle Color
Choose:
- Black
- Yellow
✅ Benefits
- Lightweight and durable
- Commercial-grade steel pin construction
- Multiple diameter and length options
- Available in black or yellow
- Quick and easy weight selection
- Ideal replacement for missing or damaged selector pins
⚠️ Important Fitment Information
Please verify:
- Pin diameter (8mm or 10mm)
- Pin length
- Weight stack depth
Many selector pins look similar but require specific dimensions for safe and proper machine operation.
💡 Why It Matters
Using the correct selector pin ensures full engagement of the weight stack, safer workouts, smoother machine operation, and reduced wear on your equipment.
Suggested Amazon / eBay Title
Weight Stack Selector Pin | Black or Yellow Handle | 8mm or 10mm Diameter | 70mm–120mm Length Options | Replacement Pin for Life Fitness Cybex Matrix Precor
Used on the following models:
Hydra Fitness Exchane
Commercial & Home Gym Strength stack pins pop knobs