Custom Exponent Edge Magnetic pins fit all major brands of squat racks and accessories on the market, including all of our own accessories.  They currently come in 1" (25mm) or 5/8" (15 mm) pins. 
 
You can feel entirely safe when you have your full bodyweight, or even more, loaded on these pins. Strong magnetic cap that will never fail that adheres to an upright, or any steel device, to lock in place but also easy enough to remove for rack placement.
 
Comes in pairs!