Tough having an SMG that doesn't come with a railed system. You can check this Classic Army MP5 RIS hanguard if you need one for your attachments and is available at Evike.com for US$65.00... "Give your airsoft gun an enhanced look and increase your tactical advantage in battle. This Rail Interface System replaces the basic ABS handguard with this machined piece of art. The rail system has a flawless external look and adds extra customized look to your weapon. Simply a must have for any airsoft player.

Specifications:

• Material: CNC Aircraft Grade Aluminum Alloy
• Color: Matte Black Surface Treatment
• Fits on: All Tokyo Marui-compatible MP5, MOD5, BT5 or MC51 series airsoft AEG."