These Phalanx ballistic side SAPI (Small Arms Protective Insert) ballistic plates are made from a lightweight Ultra-high-molecular-weight polyethylene (UHMWPE) ceramic composite. They are rated by the National Institute of Justice (NIJ) as Level IV. Please note these plates are sold in pairs, not individually.
- Material: Lightweight UHMWPE Ceramic Composite
- NIJ Rating: Level IV
- Ballistic Protection: .30 caliber armor piercing (AP) bullets (U.S. Military designation M2 AP) with a mass of 10.8 g (166 gr) and a velocity of 878 m/s ± 9.1 m/s (2880 ft/s ± 30 ft/s)