Holder for holding a railing component on a ceiling formwork panel

A holder for holding an object on a formwork panel, comprising:

• a first arm configured for engaging with a longitudinal edge support of the formwork panel, the first arm comprising a first projection configured for introduction into an opening of the longitudinal edge support on a side of the first arm facing an angle space, wherein the first arm is tubular over a majority of a length of the first arm;
• a second arm extending transverse to the first arm such that the first arm and the second arm define the angle space, the second arm comprising a second projection configured for introduction into an opening of a transverse edge support of the formwork panel on a side of the second arm facing the angle space, wherein the second arm is tubular over a majority of a length of the second arm;
• a movement mechanism configured to move with at least one of the first projection of the first arm or the second projection of the second arm toward an other of the first arm or the second arm so as to tighten the holder.

A holder for holding an object on a formwork panel, comprising:

• a first arm configured for engaging with a longitudinal edge support of the formwork panel, the first arm comprising a first projection configured for introduction into an opening of the longitudinal edge support on a side of the first arm facing an angle space, wherein the first arm is tubular over a majority of a length of the first arm;
• a second arm extending transverse to the first arm such that the first arm and the second arm define the angle space, the second arm comprising a second projection configured for introduction into an opening of a transverse edge support of the formwork panel on a side of the second arm facing the angle space, wherein the second arm is tubular over a majority of a length of the second arm;
• a movement mechanism configured to move with the first projection of the first arm toward the second arm so as to tighten the holder.