Specifications:
<br />Material：aircraft aluminum 6061 T6
<br />With end cap 
<br />Dimensions 12" (length) x 2.5" x 2.5" (width)
<br />Quad Rail Handguard
<br />Fits .223
<br />Free float design, allowing for direct mount to the receiver
<br />Picatinny on all 4 rails
<br />
<br /># of Slots
<br />29 on the top rail
<br />27 on the side and bottom rails
<br />Very easy to install (tool included)
<br />
<br />Model No.
<br />M16-12BCA:  Black color
<br />
<br />Model No.
<br />M16-12ECA:  FDE/Tan color
<br />
<br />
<br />Package:
<br />One quad rail+barrel nut + end cap+jam nut+wrench