Get your rifle sighted in and save time with the simple and fast setup. Insert the laser in your chamber, close the bolt, the laser will turn on and you are ready to sight in. You will only need to fire 2-3 rounds of ammo so it will save you money. Find the right laser and sleeve setup for your caliber .223, .308, .30-06 etc., shine your laser out to 25 yards, adjust the cross hairs to the dot, then go fire your first 100 yard shot. The laser bore sight will work with scopes, iron sights or even sight in a laser sight. This is the perfect setup to sight in your favorite hunting rifle, then you can check zero later without firing a shot. This unit works great with flash suppressors and muzzle breaks.    

Laser: .223/.556 fits in Caliber Sleeves
Caliber Sleeves: .308/.243/7mm-08 and .30-06/.25-06/.270
Machined Brass to SAMMI specifications
Soft brass will not harm the firearms steel chambers
Fast drop in chamber setup and activation

What's in the box
1 .223 laser
1 .308/.243/7mm-08 sleeve
1 .30-06/.25-06/.270 sleeve
1 laser push rod
1 set of (3) 393 batteries