GBC 4200022 2 in. Diameter 450 Sheet Capacity CombBind Standard Spines - Black (50/Box)

Communicate your ideas with professional polish. 19-ring plastic spines won't scratch, chip, peel or discolor. Perfect for internal reports and functional documents. Bind 11 in. x 8-1/2 in. documents. Editing capability with a machine. Compatible with GBC and other plastic comb binding machines. To select correct diameter, measure thickness of material (including covers) and add 1/8 in.

Sold as 50/Box. 2” spine diameter. 50 per box. Durable 19 hole plastic spines. Black binding spines. Pages can be added or removed. Compatible with any comb bind machine. 500 sheet capacity.