Winmau Blade 6 Board Triple Core limbs 166 so it is this

166  so it is this for less wind drift more penetration and stronger due to thicker wall strength

Measurements:

for installing weights into the back of inserts down the length of the shaft

All metal slides (not plastic) – adjust sight

MOLYBDENUM VANADIUM

Winmau Blade 6 Board Triple Core limbs 166 so it is thisThe Blade 6 Triple Core dartboard is the most technically advanced dartboard available and the culmination of 30 years engineering innovation. The revolutionary Triple Core sisal base complements Sixth Generation Blade technology, offering the ultimate combination for optimal fibre density and maximum scoring. The Triple Core Carbon features an all new patented system with a seamless playing surface and a third, high compression layer, with carbon