Enhance your documents with the GBC CombBind plastic binding combs, featuring a 45 mm spine and 21 rings. Designed for A4 pages (210 x 297 mm), each comb securely binds up to 390 sheets for a clean, professional presentation.

These durable black binding spines are engineered for seamless operation with CombBind C210 and C250PRO machines, delivering reliable performance and a crisp, corporate look every time.

• Spine size: 45 mm with 21 rings
• Capacity: up to 390 sheets
• Size: fits A4 documents (210 x 297 mm)
• Color: Black; Material: Durable plastic
• Package: 50 binding combs per pack (50 Stck.)
• Compatibility: for CombBind C210 and C250PRO (4028186)

Why choose these GBC CombBind spines? They offer a secure, professional binding solution with easy page turning and reliable durability, ideal for reports, proposals, manuals, and presentations. The 21-ring design provides a sturdy hold while allowing straightforward insertion and removal, making updates quick and convenient. Stock up with this value pack and keep your office or classroom prepared for high-quality bound documents.