Maple Leaf GHK Hopup Chamber (M4 / AK) Housing & NPAS There are multiple sling mounting

There are multiple sling mounting options featured on the stock including QD swivel sockets on both sides with a pass-through channel for loop type sling attachments and a sling slot on the front side of the butt part of the stock

High strength YKK zippers and zipper tracks

PTS ZEV extended magazine release (Gen-3)

BCA Custom 24mm Stainless Steel Cylinder

Maple Leaf GHK Hopup Chamber (M4 / AK) Housing & NPAS There are multiple sling mountingThe Maple Leaf hop up chamber for the GHK M4 AK GBBR is a high quality, lightweight, premium upgrade that is made to increase the performance of the GBBR. Compatibility: GHK M4 GBBR Series GHK AK GBBR Series Includes: x1 Maple Leaf Hop Up Chamber Set for GHK M4 GBB or x1 Maple Leaf Hop Up Chamber Set for GHK AK GBB