Back Extension Pulley Systems Simply click and lock the

Simply click and lock the feet to your desired height and you’re good to go

The BLK BOX Competition Sled Bundle is built to deliver high-intensity conditioning

No curing time either- you have the stripe you want instantly

A single-pin seat adjustment system ensures smooth and intuitive setup

Built in Belfast

Back Extension Pulley Systems Simply click and lock theThe BLK BOX Back Extension provides a simple yet effective way to develop lower back, glute, hamstring, and core strength. Downward extending support pads create a secure training position, helping users maintain stability and focus on quality movement throughout every repetition. Dense padding offers lasting comfort and support, making it suitable for both high volume gym environments and performance focused training programmes. Smooth handles with