This upper receiver and BCG combo is the perfect core for the lefty shooters out there looking to start their next build. This kit includes both a left-handed upper receiver and bolt carrier group which are the two primary components needed to allow for left handed ejection on AR15 pattern rifles.

UPPER RECEIVER FEATURES:

• T-Marked Picatinny rail
• M4 Feedramps
• Anodized Black finish
• Left handed BCG cam channel
• Left handed ejection port

BCG FEATURES:

• Left side ejection-oriented ejector, extractor, and cam pin path.
• Left side forward assist serrations
• No Aero ‘A’ Logo
• M16-cut carrier
• Machined from 8620 steel
• Mil-Spec phosphate coating
• Properly staked gas key
• Chrome lined gas key and bolt channel
• 5.56 Bolt is machined from Carpenter 158 tool steel
• Shot peened
• Black o-ring insert on extractor
• High quality BCG

INCLUDES:

• AR15 Stripped Left-Handed Upper Receiver in Anodized Black
• 5.56 Left-Handed Bolt Carrier Group – Phosphate

NOTE: Left handed upper receivers require left hand ejection specific upper parts kits. They will not work with standard upper parts kits.

Specifications:
Weight: 18.42oz