- Possibility to prepare top sinus from stainless steel
- Very big surface of steel dowel standard size 180x120x8, possibility to use dowels - 180x140x10
- Standard space between dowels 600 (4D)
- Possibility to use more dowels per one joint (5D, 6D)
- Standard grade steel S255, dowel system S355
- Nylon screws M8
- Plastic cover made of highly resistant ABS plastic