1)  KATANA style grip for Picatinny rail and M-LOK rail.
2) Extendable modular design allows you to  adjust grip length from 45MM to 85MM.
3) every set includes 5 extendable units + 1 x Picatinny mount unit + 1 X M-LOK mount unit
4) To purchase 2-tone package (10 extendable units + 2 x Picatinny mount unit + 2 X M-LOK mount unit ) get Various color combinations and 5.99USD discount.
 
*This product is made by 3D printing(FDM)
*The product will be shipped via airmail with tracking or ePacket service if ordered individually.