Both the Freewheel Adapter and Disc Brake Adapter are black anodized aluminum and fully drilled and tapped for a standard 6 bolt bicycle disc brake rotor. The hardened 1/4 inch axle mounting bolt is also included with each adapter, so they are ready to install onto your 3/4 inch axle.
We understand from your feedback that often a local machine shop will charge a bundle to make only a few parts and you may have to wait months to receive them. Another risk is a part that may not fit perfectly, so we are stepping in to help ensure that your build goes smoothly.
Hub Flange Discs are also available. A set of 4 laser cut steel Hub Flange Discs made with 24 or 18 spoke holes so that you can build your delta trike wheels directly onto any 3/4" axle using rims with 36 or 48 spokes. Discs are also available to fit any 5/8" axle using rims with 36 spokes.