Features11. 0.019 fiber optic 5-pin adjustable: with light-engraved indicator marks, used to precisely adjust the micro-elevation, deviation housing and the third axis. According to the different habits of different users, the five-pin spacing can be easily adjusted by rotating the adjuster.22. Comes with night aperture: The adapter comes with a night aperture, which can be used with a 6x lens, with a high-definition and robust lens compatible for AV41.33. New lightweight design: aluminum alloy composite bow and long rod sights, sturdy and durable, corrosion-resistant, lightweight and easy to carry.44. Simple installation: fix the sight on the bow with the original big screws.55. Type: Two-handed (right-handed operation after assembly).Material: aluminum alloy, compatible for AV41 lensSize: 21*10*9.5cmWeight: 870gFeatures: double mirror, fine-tuning design, locking functionPackage List1*Long Bar 5-pin Sight Set