## Precor 9.21, 9.23, 9.27 Treadmill Magnetic Safety Key
The Precor 9.21 / 9.23 / 9.27 Treadmill Magnetic Safety Key is a replacement safety key for compatible Precor treadmills. Also identified as part number and SKU **SK4**, this magnetic treadmill key helps restore the safety-key function on the equipment. If the original key is missing, damaged, or no longer available, replacing it can help you return the treadmill to its intended operating setup.
Product Details and Benefits
This product is a **magnetic safety key** made for use with selected Precor treadmill models. The key fits into the treadmill’s safety-key position and works with the machine’s safety system. Keeping the safety key in place is necessary for normal treadmill operation on compatible equipment.
The Precor SK4 provides a practical replacement for an original or lost treadmill safety key. It can help fitness facilities, repair technicians, home gym owners, and service departments maintain existing Precor equipment without replacing the entire treadmill. A correctly matched replacement part also helps extend the useful life of older fitness equipment.
Each part has been carefully inspected by skilled technicians before shipment. The inspection helps confirm that the item is the correct model and part type for the listed application. This product comes from used fitness-part inventory, making it a suitable option for customers repairing or maintaining pre-owned Precor treadmills.
Compatibility and Applications
The **Precor 9.21 / 9.23 / 9.27 Treadmill Magnetic Safety Key** is designed for these Precor treadmill models:
- Precor 9.21 treadmill
- Precor 9.23 treadmill
- Precor 9.27 treadmill
It is intended to replace the magnetic safety key used with these specific treadmill models. The product category is **Safety Keys**, and the part number is **SK4**.
Before ordering, compare the model listed on your treadmill with the compatibility information above. Precor produced several treadmill models and versions, so a safety key that looks similar may not be the correct match for another machine. If you are unsure, contact the seller with your treadmill model information before purchase.
### Why Choose This Replacement Part?
The SK4 offers a straightforward way to replace a missing or worn safety key on a compatible Precor treadmill. Its inspected used condition can help reduce repair costs while supporting the continued use of existing fitness equipment. Replacing a small safety component may also be more practical than searching for an entire treadmill replacement.
Using replacement fitness parts can help reduce waste by extending the service life of equipment and keeping usable components out of landfills. This makes the part useful for treadmill owners and repair professionals who want to maintain older Precor machines.
Before You Buy
- **Brand:** Precor
- **Product:** Treadmill magnetic safety key
- **Compatible models:** Precor 9.21, 9.23, and 9.27
- **Part number / SKU:** SK4
- **Condition:** Used fitness part, inspected by technicians
- **Quantity:** One safety key product listing
- **Dimensions, material, color, and warranty:** Not specified
Product images are provided for reference. Because the seller carries multiple units, the item received may look slightly different from the photograph. The seller states that it will remain the exact model and part represented by this listing.
