Shaft is made from heat treated steel and is 1.250" in dia. that has been rifle drilled to make it lightweight with the 1/2" ratchet provision that allows a racer an easy way to turn the motor over to adjust valves or back the motor down before firing up. Snout housing is billet alum. and is O-ringed to insure proper seal.
Fits GM, Mooneyham, Littlefield, Blower Shop, BDS, Kuhl, Hampton but not SSI, DMPE, Littlefield LB-20, 21 or 22 or Fowler without modification. O.D. of snout is 3.440".
Snout comes in polished finish but is available anodized for an additional cost of $65.00.