This red dot sight from JE Machine Tech is constructed aluminum and weighs 130 grams. Mount it to the top of your scope for instant, close range use.

Specifications and Features:
Screen Size: 22mmx33mm;Weight: 130g; Length: 82mm
Allen Wrench included helps you adjust elevation and windage easily
Batteries included
Made of high grade Aluminum Alloy, the dot sight is durable and Light weight