Patella for writing tablet

- Made in injected nylon.
- Black color.
- The rotation of the patella allows the blade is positioned in a position to write or laterally.
- It can be mounted left to right as always on tube or solid metal hand square and 15 mm.
- If the blade is plastic accommodation should be provided screws to shovel BK030001 scheme.
- If the blade is solid wood, chipboard, MDF or fiber can be screwed directly to the blade, but for strength is advisable to use nuts and bolts embedded M5.