LG Sports: NcStar AR-15 Quick Release Picatinny Rail 3/4" Riser, Rings, Bases and Mounting Systems

GEN2 AR15 3/4" Riser raises your Picatinny rail platform by 3/4". Helps with getting low profile optic mounts to a more comfortable cheek rest height and shooting position.
GEN2 model has a new updated shape next generation Locking Quick Release mount with shorter lever and is lighter than the previous version.
Mounts via a Locking Quick Release mount onto your Picatinny rail of your AR15/M4 receiver. You can quickly attach and remove your optic from your receiver and maintain your zero.
There is a see through channel below the rail to keep the mount lighter and for some firearm types it may allow you to use some factory iron sights.
Length: 5.3"
Weight: 4.2 oz