Butler Creek Flip-Open Objective Scope Cover Size 21

Butler Creek Flip-Open Objective Scope Cover Features The Butler Creek Flip-Open Objective Scope Cover features an airtight semi O-ring seal that helps keep dirt dust and moisture away from your optic. The spring-loaded lid flips open instantly for fast target acquisition without fumbling. Exact sizing ensures a tight dependable seal when closed. This Butler Creek scope cover is built from rugged polymer to withstand harsh weather and repeated field use. The low-profile design protects the objective lens without adding unnecessary bulk. Flip-open operation delivers speed and protection in one proven design. Butler Creek Flip-Open Objective Scope Cover Specifications Manufacturer: Butler Creek Model: Flip-Open Objective Scope Cover Size: 21 Objective Fit: 1.735 inch 44.1mm Color: Black Style: Flip-Open Seal Type: Semi O-Ring Operation: Spring-Loaded