The Light Control System (LCS) is very versatile.
Utilizes a slot that ensures a snug, perfect friction-fit and is fully ambidextrous and reversible. This Picatinny LCSmk2 is designed exclusively for the Streamlight ProTac series weaponlights Dual-Function tape switch that is commonly provided with the Streamlight ProTac series weaponlights. The LCSmk2 is too long for the shorter Streamlight 69132 switch provided with the TLR-series. Made in the USA.