ProMaster SKU: 4550 | Helix SKU: PR4550
The ProMaster Professional Lens Cap is more than your everyday lens cap. ProMaster Lens Caps are precision molded for optimum fit and use a center activated locking system that aids in the secure fit of the cap.
ProMaster Professional Lens Caps have an eyelet hole for use with the optional ProMaster Cap Leash.
The ProMaster Professional Lens Cap is the ideal replacement cap for your valuable lens. Available in all popular sizes.