- For Sigma I Series Lenses
- Fit Lenses with 55mm Filter Size
- Magnetic Attachment
- Felt Backing Prevents Scratches
Dedicated to Sigma's I Series lenses, this LCF5501M Magnetic Metal Lens Cap protects the front of lenses when not in use. This magnetic cap is only compatible with select I Series lenses featuring a 55mm filter diameter and is intended for use when the lens hood is not attached. The metal cap has a felt backing to prevent scratching and a raised front edge enables a firm grip for easy removal.