Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution” a dual interface design compatible with both M-LOK and Key-Mod” same hardware with no need for additional parts. This Aluminum rail section allows the attachment of various M1913 Picatinny spec rail-mounted accessories such as vertical grips” lights” lasers” etc. The Dual interface rail section also features beveled ends to reduce snagging and eliminate sharp corners and edges.