WEBLOCK for 20mm webbings

Weblock for 20mm wide webbings. WLL: 3kN.

Parts:
- printed weblock-body
- D-shackle 8mm stainless steel
source: https://www.slacktivity.ch/de/catalog/product/view/id/2112/s/d-shackle-8mm/category/80/
- Aluminium pipe (>AL6000) 15.5x1.5x50

Press the alum. pipe carefully into the weblock-body. It might helps to heat up the body by a heat fan (not until it melt), so it can adjust to the alum pipe nicely and keep sticking into the weblock body.

Breaking strength tests:
- PETG weblock