Yes it is!

Jason, it is "Drilled and Tapped" for Scope mounting. One of the best values in scopes in regards to quality and price is the Barska AC11672 Sniper 6-24x 50mm. It works extremely well on my 6.5 Creedmoor : budsgunshop.com/catalog/product_info.php/cPath/26_99/products_id/83694/Barska+AC11672+Sniper+6-24x+50mm+Obj+15.7%2F4.7%406x+%C2%B7+3.94%2F1.2

yes it is drilled and tapped for a scope Some types of hunting are all about the long shot. The Browning X-Bolt Stalker Long Range is the rifle you can count on when long range accuracy combined with field durability is needed. Equipped with a 26" barrel that is threaded for suppressor use and supplied with a muzzle brake and thread protector, this is an ideal rifle for when typical shots are well beyond 100 yards. Like all X-Bolt rifles, it's sleek as a sports car and rugged as a 4x4. drilled and tapped for scope mounting
Specifications and Features:
Browning 035390227
7mm Remington Magnum
Bolt action
26" free floating hand chambered threaded barrel
Muzzle brake and thread protector cap
Target crown
1:9.5" twist
4 rounds capacity
Detachable rotary magazine
Adjustable Feather trigger
Composite stock with Dura-Touch armor coating
Sling swivel studs
Overall length 46.75"
Weight 7 lbs 10 oz
Matte black