Powerblock Pro Rexan Selector Pin Replacement Note: Special Order Item. Please allow 1-2 weeks to fulfill. This item is non-refundable. owerblock selector pins are sold as a pair and come with a convenient tether cord for safety. Each pin is specifically designed for compatibility with particular Powerblock sets, so make sure to select the correct one for your model. Key Features: Sold as a pair. Set-Specific Compatibility: Each pin is designed for the Pro Rexan Model Included Tether Chord: Each pin comes with a tether chord to keep it securely attached during use. Non-Returnable: Due to the precise nature of these pins, they are not eligible for return. Please verify compatibility before purchasing. Easy to Use: Simply insert the pin into the weight stack for smooth, secure operation. Reviews