Battlefield 3 Weapon Customisation Video Surfaces

VG247 spotted this video from youtube user YourGamingTeam on youtube that goes in detail about the weapon customisation in the upcoming Battlefield 3. It's a two parter totalling in under 30 minutes. The game is not even out yet and you already have in depth analysis of the weapons and gameplay. Expect the game to be highly competitive at launch. Videos below...