Weapon Skin Mods for Counter - Strike: Source (CS:S). Browse all CS:GO skins, knives, gloves, cases, collections, stickers, music kits, and more. Check prices, market stats, previews, and more for every CS:GO item. AK · AWP · M4A4 · M4A1-S. CS:GO skins and all other Steam Market items are subject to a $ maximum listing price. Items are often sold for greater sums through key.