The RISE Enhanced AR-15 Takedown and Pivot Pins are precision machined from 316 stainless steel and finished with black nitride, making them incredibly durable and reliable. The concave and contoured face of these pins are shaped so you can quickly and easily push them in, regardless of your hand size or while you're wearing gloves. On the left side is a small cavity where you can use the tip of a bullet or a ball-point pen to swiftly and easily push them out to remove your upper. FeaturesConcave and contoured face allows for comfortable finger alignment, even with gloves on, for swift insertionSmall cavity on the left side of the pins allows for quick removal; especially with the tip of a punch or a ball-point penLasered RISE Armament logo on the takedown pinDurable finishing - Black nitride finishPrecision machined from 316 Stainless Steel