EMG Salient Arms Licensed M870 MKII Airsoft Training Shotgun - Magpul - Black paintball guns Some major notable improvements are

Some major notable improvements are the custom frame and polymer grips which accepts double stack magazines while at the same time reducing overall weight

This is one of the fastest and easiest ways to upgrade your gun

Quick-release bolt removal

Inner Barrel: ~255mm

the assault stock and the assault magazine

EMG Salient Arms Licensed M870 MKII Airsoft Training Shotgun - Magpul - Black paintball guns Some major notable improvements areFeatures Heavy duty aluminum receiver w weather resistant anodized finish & laser engraved Salient Arms International trademarks Ultra light weight design; vent ribbed barrel w porting & high visibility fiber optic shotgun front sight Magpul forearm and stock for an aggressive, combat oriented grip setup Steel action bars for smoother cycling and improved durability; improved steel lift gate; heavy duty steel extractor; reinforced aluminum trigger