About AXL Advanced AXL designs and manufactures high-performance upgrades and stand alone products for Military and Law Enforcement for use with gear made by Crye Precision®, Spiritus Systems, FirstSpear®, Velocity Systems, Mayflower, S&S Precision, Ferro Concepts, LBT (London Bridge Traders), Eagle Industries, and other great Military/LE gear brands. AXL Advanced designs and manufactures high-performance upgrades and stand alone products for Military and Law Enforcement for use with gear made by Crye Precision®, Spiritus Systems, FirstSpear®, Velocity Systems, Mayflower, S&S Precision, Ferro Concepts, LBT (London Bridge Traders), Eagle Industries, and other great Military/LE gear brands.