The Canon EF Extender Cap E II is a replacement front cap designed specifically for Canon EF 1.4x and 2x teleconverters. Featuring a bayonet-style mounting system, this protective cap shields your valuable extenders from dust, scratches, and accidental damage while preserving optical performance. Essential for keeping your professional-grade extenders in pristine condition during storage and transport.

• Compatible with Canon EF 1.4x and 2x Extenders (including II and III versions)
• Bayonet-style mounting for secure, reliable attachment
• Protects front optics from dust, fingerprints and scratches
• Quick and easy to attach and remove for convenient lens access
• Premium quality construction for long-lasting durability