BLACK AEG V2 METAL Adaptor (14mm Counter Clockwise Threaded) – Fits most V2 Receivers – Will work well with V2 builds and accept V2 Style T-Pieces such as WELL / SLR – Connects to all 14mm Spec Outer Barrels – Connects to all 19mm Spec Outer Barrels with extension adaptor – Fits most well know T-Pieces such as SLR / LDT / KUBLAI / FIGHTING BRO Colour may be BLACK or GOLD depending on stock availability. Function and Dimension are unchanged.