Rise Armament Takedown and Pivot Pins Fits AR-15 Matte Finish Black. Your finger or thumb will fit into the concave and contoured face of these pins even with gloves on so you can quickly and easily push them in. On the left side is a small cavity where you can use the tip of a bullet or a ball-point pen to swiftly push them out and remove your upper. Specifications for RISE Armament AR-15 Takedown / Pivot Pins: Manufacturer: RISE Armament Finish: Nitrid Black Color: Black Fabric/Material: Stainless Steel Handle Color: Black Features of RISE Armament AR-15 Takedown / Pivot Pins Concave and contoured face allows for comfortable finger alignment even with gloves on for swift insertion Small cavity on the left side of the pins allows for quick removal; especially with the tip of a punch or a ball-point pen Lasered RISE Armament logo on the takedown pin Package Contents: RISE Armament AR-15 Takedown / Pivot Pins RISE Armament RA-020-BLK: AR-15 Takedown / Pivot Pins Black