The EXFIL® Ballistic SL features a new lightweight composite shell providing a 15% weight reduction over the original EXFIL® Ballistic while offering the same unique EXFIL® shell geometry for an optimal fit. The new EXFIL® Rail 3.0 accessory mounting system, which is 25% lighter than the previous EXFIL® Rail 2.0 system, is compatible with standard EXFIL® accessories