My suggestion is either chuck it, and get an upper with a rail, or...
Get a cheap "airsoft handguard" off aliexpress (such as http://s.aliexpress.com/NjYBRzE3 - search for 'ar15 handguard'), mount...
Type: Posts; User: stretch
My suggestion is either chuck it, and get an upper with a rail, or...
Get a cheap "airsoft handguard" off aliexpress (such as http://s.aliexpress.com/NjYBRzE3 - search for 'ar15 handguard'), mount...