Choate Tool M-16/AR-15 Clip Connecor5.56/.223. Constructed of two steel plates on front and back and a plastic filler blocks in the center. This superior design has several advantages. Both magazines point upward. This enables the shooter to use a bipod in a prone position without damaging the feed lips or getting dirt in the magazine. To load the second clip just move the first magazine over 1? and reinsert. Specifications for Choate Tool M-16/AR-15 Clip Connecor: Manufacturer: Choate Tool Gun Model: M16 AR-15 Country of Origin: USA Features of Choate Tool M-16/AR-15 Clip Connecor M-16/AR-15 Magazine Connector Package Contents: Choate Tool M-16/AR-15 Clip Connecor What firearm models does the manufacturer say Choate Tool M-16/AR-15 Clip Connecor is compatible with? The manufacturer suggests that Choate Tool M-16/AR-15 Clip Connecor is compatible with AR-15 M16Choate Tool CMT-51-08-01: M-16/AR-15 Clip Connecor5.56/.223