Product Description
1. Circumference halfway down shaft - 155mm
2. Circumference where shaft meets head - 142mm
3. Circumference at head's biggest point - 143mm
4. Distance from the base-ring to the tip - 125mm
5. Length of head (add 10-15mm of extra space) - 60mm
6. Exit hole height (usually 21.mm) - 21mm
7. Exit hole width (usually 9.mm) - 9mm
10.Spike height ( 0mm = none, 2.5 light spike, 3mm normal spike and so on) 0