Check out any of the twenty Frame Fittings components enlisted.
The lowest price component in this Frame Fittings parts-list fiche is the Bolt-hex,head 8x16.
A sample from the products for the Frame Fittings include: Bolt, Hex Head, 10x46, Plate,rear Eng.mty,lh, Washer-plain-small,8m, Collar,l=54.