The brass-edged strip of these beech backing boards, allows for easy lining-up of the sewn book block.

• the angle of the brass is roughly 14 degrees from the horizontal
• the top thickness of the backing board is 16mm tapering down to 12mm
• the depth of backing board is 75mm
• the bottom edge is flat, but has rounded corners to prevent marking of the book block

They are sold in pairs and are available in 4 sizes:

• 304mm (12")
• 381mm (15")
• 458mm (18")
• 610mm (24")