Custom Armor Group 4s17 NIJ 0101.06 Level IV Stand Alone Multi Curve Armor Plate 10.125in x 13.25. The 4s17m is a level IV stand alone multi curve plate that provides armor-piercing protection at an affordable cost. Engineered with a ceramic strike face and PE backing the 4s17m is DEA compliant and is NIJ 0101.06 compliant Certified by NIJ and can be found listed on the NIJs CPL (Compliant Product List). Specifications for Custom Armor Group 4s17 Level IV Stand Alone Multi Curve Armor Plate: Manufacturer: Custom Armor Group Quantity: 1 Threat Level: Level IV Thickness: 0.95 in Armor Curve: Multi-Curved Features of Custom Armor Group 4s17 Level IV Stand Alone Multi Curve Armor Plate NIJ Standard 0101.06 CERTIFIED: This product is NIJ 0101.06 compliant Certified by NIJ and can be found listed on the NIJs CPL DEA: Hard Armor Protocol Compliant RST: Rifle Special Threats Validated Package Contents: Custom Armor Group 4s17 Level IV Stand Alone Multi Curve Armor Plate Custom Armor Group 4s17-SAPI-L: 4s17 NIJ 0101.06 Level IV Stand Alone Multi Curve Armor Plate 10.125in x 13.25