They fit rear wheels. It is about half an inch longer than a standard TRD nut. I bought these to replace the wheel lock. Thus, this protrusion protrudes further than the protrusions on the drain.
Pros
Tapered Seat Seat Nut; thread size M14 x 1.5; overall length 1,935; Hex Size 22mm or 1.00; Includes 4 nuts