Single Pin Tight Spot Fit is a slim, single-pin mount for the Beyond Power VOLTRA I. It attaches to a standard 3x3 power rack with a 1" or 5/8" push pin (not included) and is built for narrow or tight spots on the rack. This listing is the Single Pin Tight Spot Fit. It is a single-pin mount. It is not a 2:1 doubler product. 2:1 with a lifting eye The center of the mount is an M10 × 1.5 thread for a lifting eye. With a lifting eye installed, this mount can be used with another mount to create a 2:1 doubling setup. It is still not a 2:1 doubler product. The product images show the lifting eye as an option. The lifting eye is not included. Fit and options Rack: standard 3x3 Device: Beyond Power VOLTRA I Pin type: Single Pin — 1" or 5/8" push pin (not included) DIY Dock: optional. When that option is selected, one Dock is included. The slim, low-profile design keeps the footprint compact. It provides a secure, stable connection and is built for quick adjustments during your workout. What’s included with every mount Chafe pad shims for a tighter fit and reduced movement Allen wrench for adjustments Note: The push pin (not included) does not ship with the mount. A DIY Dock is included only when that option is selected. The lifting eye shown in product images is optional and is not included. Proudly made in the USA.