Radian Raptor-SD AR15 Ambidextrous Charging Handle -Its ambidextrous design allows rapid palm "blading" or finger-thumb charging of the weapon, ensuring the motion is fluid and fast from either strong or support side. The Raptor-SD is compatible with most AR15/M16-pattern rifles. Designed & Manufactured in the USA; Machined from 7075-T6 aluminum; Milspec Type 3 Hard Coat Anodized Finish w/ Cerakote Color Options Color; Choose from Black or Flat Dark Earth; Size- 5.56;