Twister Hammerhead Axle for older model hammerheads with the external reverse engine.

• Comes with two M16 1.5 Nylok nuts

The axle hub on the older model hammerhead is futher away from the brake rotor hub.

• Includes hole for speedometer read switch magnet.  Just screw it out of your old axle and screw it into your new axle.
• M16 1.5 thread pitch.
• Bearing surfaces 24.5" apart.
• 41" length
• Spline to spline distance 36.25"
• Brake hub location 12 5/8" from end of axle
• Axle hub location: 22 7/8" from end of axle.

This axle has a second small machined surface adjacent to the bearing surface.  See the last photo.