The Excaliber 2 20-inch AR-15 6.5 Grendel Rifle Upper Build Kit from Davidson Defense offers a precision-engineered solution for firearms enthusiasts and gunsmiths. Featuring a 20-inch barrel made from 416R stainless steel with a polished finish, this upper is both durable and lightweight. The HBAR profile and a twist rate of 1:8 ensure excellent accuracy, while the rifle-length gas system and a 0.75 low-profile gas block provide smooth operation. The stripped upper receiver, crafted from 7075-T6 aluminum and anodized for enhanced durability, is designed with M4 feed ramps for reliable feeding. A black M-Lok handguard, made from 6061-T6 aluminum, allows for modular customization with attachments. The kit includes a GI birdcage flash hider with a thread pitch of 5/8x24. The Excaliber 2 is an ideal choice for those who appreciate precision and modularity in their firearms.
Caliber: 6.5 Grendel
Barrel Length: 20 inches
Barrel Material: 416R Stainless Steel
Barrel Finish: Polished Stainless Steel
Barrel Profile: HBAR
Barrel Twist Rate: 1:8
Barrel Thread Pitch: 5/8x24
Barrel Gas System Length: Rifle
Gas Block Size: 0.75
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Muzzle Device: AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider
Muzzle Thread Pitch: 5/8x24
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok
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