Package included:
One piece * 5 slots Mlk rail section
One piece * 7 slots Mlk rail section
One piece * 9 slots Mlk rail section
One piece * 11 slots Mlk rail section
One piece * 13 slots Mlk rail section
Steel Screws & Allen Wrenches.

The MLK Picatinny rail sections are subject to 1913 Mil-spec, that are in high quality control standards to ensure a proper fit to your Mlo handguards and other weaver rail mount system.
Picatinny rail sections are made of 6061-T6 Aluminum with CNC precision process,which are scratch proof, and smooth finished with black color.
Easy to install with rifle and airsoft accessories such as sling mounts, bipods, flashlights , in mlk system.

Length:
5 slots: 2.25 inch ;
7 slots: 3.04 inch ;
9 slots: 3.83 inch ;
11 slots: 4.61 inch ;
13 slots: 5.40 inch.
Width: 0.83 inch
Height: 0.39 inch

Net Weight:
19g for 5 slots;
25g for 7 slots;
32g for 9 slots;
38g for 11 slots;
44g for 13 slots