BT Delta Elite Upgrade Kit

Take your BT-4 and give it an authentic military look with the Delta Elite Upgrade Kit from BT. The Delta Elite Upgrade kit will take your marker from a stock BT-4 and transform it into a complete BT Delta Elite marker, with its authentic submachine gun styling.

The BT Delta Upgrade Kit - BT4 Includes:

• BT MP5 SD Style Foregrip
• BT Adjustable MP5 Sliding Stock
• BT Top Rail Adapter w/rear Peep Sight
• BT Apex Barrel (Apex Tip Included)
• BT Weaver MP5 Magazine
• BT Clamping Feed Neck