5/16" White 19-Ring Wide Back Plastic Combs. Southwest-style GBC plastic comb binding is economical, durable, reusable, and easy to use. Our combs are compatible with all standard 19-ring comb binding systems. They are designed to lay flat in both an open and closed position.

Features:

• Size: Standard 19-ring for 11" binding edge on covers and documents
• Diameter:  5/16"
• Style:  Wide Back
• Shape:  Round
• Color:  White
• Capacity*:  40 Sheets
• Priced:  per 100 pieces
• Boxed:  100 pieces per box

*Capacity based upon 20lb bond paper, covers not included.

Comb Binding Diameter Guide