This is a Radian Weapons Charging Handle known as the Raptor, model R0001.
The Raptor is truly revolutionary in design & function. From rapid palm "blading" or finger thumb charges of the weapon" the motion is fluid & fast from either strong or support side. Made in the USA from aircraft grade 7075 aluminum and milspec anodized.
Features:
Aircraft Grade 7075 Aluminum
Ambidextrous
Mil-Spec Anodized
Made in the USA