N.P.Accessories - KAC-Style Rail Covers Set:Set 3 - No Trades (2x 3.82" / 97mm - 2x 3.14" / 80mm - 2x 2.63 / 67mm - 2x 1.63 / 42mm) Key points:

Key points:

Our design incorporates a tighter internal bore which allows for far more consistent FPS results at the 0

Grub screws pre-installed into the gas block for the faux adjuster parts

3s with this hop arm for the maximum performance jump

Includes 1x Short Stroke and 1x Overtravel Stop piece

N.P.Accessories - KAC-Style Rail Covers Set:Set 3 - No Trades (2x 3.82" / 97mm - 2x 3.14" / 80mm - 2x 2.63 / 67mm - 2x 1.63 / 42mm) Key points:Polymer rail cover replicas of the classic KAC Style commonly found on M4A1s or MP5s with KAC handguards. Comes in 3 sets: Set 1 Trades (3x 6. 5" 165mm 1x 4" 100mm) Set 2 Trades (4x 4" 100mm) Set 3 No Trades (2x 3. 82" 97mm 2x 3. 14" 80mm 2x 2. 63 67mm 2x 1. 63 42mm)