Aimpoint Micro Spacers Low AR15. This Aimpoint High Spacer raises height of optical axis to 39 mm. These red dot sight accessories boast the same Aimpoint quality you have come to expect from Aimpoint Red Dot Sights. These Aimpoint Red Dot Sight Accessories are made to work with the Aimpoint Red Dot Scopes. Specifications for Aimpoint Micro & CompM5 39mm Red Dot Sight Spacer: Manufacturer: Aimpoint Color: Black Gun Model: AR-15 Fabric/Material: Aluminum Fit: Aimpoint CompM5s Aimpoint CompM5b Aimpoint Micro H-1 Aimpoint Micro H-2 Aimpoint Micro T-2 Aimpoint CompM5 Aimpoint Micro T-1 Red Dot Sights-Footprint: STS Optic Cut: Not Applicable Condition: New Mount Type: Micro Mount Features of Aimpoint Micro & CompM5 39mm Red Dot Sight Spacer: Raises height of optical axis Package Contents: Aimpoint Micro & CompM5 39mm Red Dot Sight Spacer 4x Torx Screws Thread Lock Aimpoint Tool Aimpoint Micro Spacers Low AR15 12357