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Mad Bull Licensed ACE Buffer Tube quick-detach sling adapter model ACE-SB is fully licensed by ACE LTD. USA. Incorporated with quick-detach swivels our ACE sling adapter is the ultimate in sling solutions. Adapter has two quick-detach sling mounts, one left and one right. Easy installation and easy to manipulate. Made in Taiwan with much higher quality materials than the cheaper China "Hong Kong" made adapters. Made of tough T6 aluminum and only weighs 1 ounce! Fits most buffer tubes and accepts most universal sling swivels.

Mad Bull Licensed PWS (Primary Weapon Systems) buffer tube quick-detach sling adapter model PWS-SB is fully licensed by Primary Weapon Systems. Adapter features PWS licesned logos and trademarks. Incorporated with quick-detah swivels our PWS sling adapter is the ultimate in sling solutions. Adapter has three quick-detach sling mounts, one left, one right, and one on the bottom. Easy installation and easy to manipulate. Made in Taiwan with much higher quality materials than the cheaper China "Hong Kong" made adapters. Made of tough T6 aluminum and only weighs 1 ounce! Fits most buffer tubes and accepts most universal sling swivels.

Mad Bull Licensed ACE Buffer Tube model M4-7 is fully licensed by ACE LTD. USA. This incredible new design allows for easy storage for your lipoly battery. No longer do you need to use a battery box, battery pouch, or any other style external battery option. This completely new design takes in essence the previous designs and takes it to the next level with several new features. The end cap no longer needs a small screw to remove which can take extra crucial playing time. It now simply just twists off for quick access to your battery! The M4-7 tube includes full ACE licensed trademarks, stock position markings, and quick-detach sling adapter (swivel not included). Made in Taiwan with much higher quality materials than the cheaper China "Hong Kong" made buffer tubes. Made of tough T6 aluminum and only weighs 3 ounces that's half as much as other brands! Fits any buffer tube lipos and fits best with the Mad Bull Lipo and SOCOM Gear Lipo type.

Theï¾ PWS Enhanced Buffer Tube is the first major upgrade and improvement to the buffer tube in years! This one piece billet buffer tube is CNC machined out of solid 7075 aluminum in order to gain lightweight strength and reliability.ï¾  This unit is specifically designed to workï¾ fit the HK416, butï¾ will alsoï¾ fit allï¾ mil-spec lower receivers.ï¾  The Enhanced Buffer Tube will resolve any carrier tiltï¾ symptoms exhibited by a short stroke piston AR and will reduce felt recoil.

MadBull's ACE M4 stock tube is designed for MadBull PX-04, SOCOMGEAR AEG-07, and KA's stock-fit LiPObatteries. MadBull's stock tube has the following features: Made of T6 Aluminum, Like real rifle (Most of other Airsoft brands are using cheap alloy). Lightest weight in the market 3oz only, compared to other alloy made tube (>6oz). Anodized anti-scratch finish. (Other brands can only paint it because of the ally material.). QD end cap for fast battery changing. Other brands are still using old school methods. Extra slot for easy wiring. 25.99mm inner diameter for stock-fit LiPO batteries