6 PCS M-LOK Polymer Picatinny Weaver Rail Section 3 5 7 9 11 13 Slot Rail Set

Features Picatinny accessory rail sections for M-LOK systems. Fits All Standard M-Lok System - Picatinny 20mm weaver rails. Ideal for attaching lights, laser, optics, bipods, and grips Six different sizes: 1.5" with 3 slots, 2.5" with 5 slots, 3.3" with 7 slots, 4.0" with 9 slots, 4.75" with 11 slots, 5.5" with 13 slots Lightweight and sturdy, made of fiber reinforced engineering polymer Mounting screws and tools included   Specifications Dimensions: Rail #1 5.5" (length) x 9mm (height) x 20mm (width) Rail #2 4.75" (length) x 9mm (height) x 20mm (width) Rail #3 4.0" (length) x 9mm (height) x 20mm (width) Rail #4 3.3" (length) x 9mm (height) x 20mm (width) Rail #5 2.5" (length) x 9mm (height) x 20mm (width) Rail #6 1.5" (length) x 9mm (height) x 20mm (width) Material: Polymer Color: Black   Items Included One (1) 1.5" / 3 slot M-LOK Picatinny Rail Section One (1) 2.5" / 5 slot M-LOK Picatinny Rail Section One (1) 3.3" / 7 slot M-LOK Picatinny Rail Section One (1) 4.0" / 9 slot M-LOK Picatinny Rail Section One (1) 4.75" / 11 slot M-LOK Picatinny Rail Section One (1) 5.5" / 13 slot M-LOK Picatinny Rail Section Twelve (12) sets of mounting screws Allen wrench