Shadow conspiracy kobra sprocketthe kobra sprocket is the lahsaan kobza signature model designed to handle his aggressive riding style and not fail during hard riding sessions strong and lightmade from 7075 t6 aluminium this chainring is substantially stronger and boasts higher stress resistance than most bmx chainrings on the market of which are generally made from the 6061 grade aluminium although 7075 t6 aluminium is not physically much lighter than a 6061 grade equivalent it has much h