Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Blue. Our goal is to distribute excellent quality at an economical value. Specifications for Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip: Manufacturer: Guntec USA Finish: Anodized Fabric/Material: Aluminum/Steel Caliber: 5.56mm Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Weight: 9.5 oz Features of Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Includes Everything In A Lower Parts Kit With Upgraded Anodized Parts Anodized Finish on Upgraded Parts - Ambi Safety Trigger Guard Extended Takedown Pin Set Mag Catch Lever And Extended Button Anti-Rotation Pins Extended Bolt Catch Release Includes Anodized Skeletonized Pistol Grip Package Contents: Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Grip Screws Included Guntec USA LPK-ENH-ULSPG-BLUE: AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Blue