The m&p15-22 sport features a 10-inch m&p slim handguard that incorporates the popular magpul m-lok system.The m-lok system allows rifle owners to easily customize their m&p15-22 sport by adding accessories without removing the handguard.It comes with removable magpul mbus front and rear folding sights are lightweight and durable, further enhancing the performance and value of the m&p15-22 sport.Metal Finish: BlackAction: Semi-AutoCaliber: 22 LRBarrel Length: 16.50"Capacity: 25+1Trigger: StandardSafety: Manual ThumbOal: 33.75"Weight: 4.50 lbsStock Description: 6 Position CARTwist: 1:15"Barrel Description: Carbon SteelMuzzle: Flash SuppressorReceiver Material: PolymerSights: Magpul MBUS Front & RearBarrel Length Range: 16" to 16.99"Weight Range: 4 lbs to 4.99 lbsHand: RightStock Finish Group: Digital CamouflageMetal Finish Group: Blued/Black