RuBee-frames® - our top quality, knot-free and planed
 with 0.5 mm stainless steel wire (retensionable)
 Wood thickness: Top beam 18 mm, ears trimmed to 10 mm
 Width of top beam support: 25 mm
 Dimensions: Top 470x28x18 Bottom part 435x28x10 Side part 159x28x10
 stapled and glued
 To get the ideal distance, we recommend the 7mm side spacer pins no. 4602 (2 pieces each on the right side)