"Smith & Wesson M&P 15-22 Sport MOE SL Semi-Auto Blow Back Rifle comes equipped for superior performance and easy customization. The 10"" M&P slim handguard with popular Magpul M-LOK system allows you to add accessories without removing the handguard. Each rifle has a 2"" M-Lok rail panel to attach compatible accessories or Picatinny adapter; lightweight, durable Magpul MBUS front and rear folding sights; and Magpul MOE slim-line stock and grip. This Smith & Wesson M&P 15-22 Sport MOE SL also features a carbon steel barrel and polymer frame, functional charging handle, shell deflector, and 2-position receiver-mounted safety lever. Equipped for superior performance and easy customization 10"" M&P slim handguard with Magpul M-LOK system Add accessories without removing the handguard 2"" M-Lok rail panel Lightweight, durable Magpul MBUS front and rear folding sights Magpul MOE slim-line stock and grip Carbon steel barrel and polymer frame Functional charging handle Shell deflector 2-position receiver-mounted safety lever"