I cant remember what the other was but it was a plain basic one. Reason #1 - Reliability. If I want to add a little color or bling to a rifle then I remember the song "Silver and Gold" from the Rudolph The Red Nosed Reindeer movie. It is also smooth and slick which makes for smooth operation and easier cleaning. Im still testing this one out but it might be a good substitute for the RCA one at some decent savings. Review our complete Return Policy Financing Available Ionbond Black DLC will not chip, crack or peel, providing you with years of reliable function and protection against wear. NP3 is a proprietary finish offered by Robar Inc. We're not a huge corporation that values the bottom line more than their customers and we're not a one-man band selling AR15 parts out of a garage, we're big enough to compete and small enough that each customer matters. In both categories though, Nickel Boron has the edge over Nitride. Toolcraft is an OEM provider of BCGs to AR15 manufacturers. Walker Defense Research Nickel Boron Bolt Carrier Group (1) $179.99 (Save 17%) $149.00 4 models Wilson Combat Bolt Carrier Assembly (28) As Low As (Save Up to $6.24) $179.95 Jacob Grey Firearms High Polished Nickel Boron 5.56 Bolt Carier Groups (1) $219.00 (Save 15%) $186.00 15% Bonus Bucks Meets milspec requirements, but at a much higher level of quality. The nitride finish on the carrier and bolt provides added corrosion resistance, making it a great . PSA m16 full auto nickel boron bolt carrier group are known for less felt recoil, so why would that not translate to the AR platform when talking about the BCG mass? All laws subject to our interpretation and are arbitrarily drafted no matter what they actually say. guns & With that VDI BCG, it is one less worry. So once again we get a list of someones opinion on what they think are the best BCG, ask 1000 different people and theyll probably give you a 1000 different lists. "Mil Spec"; A specification that sets the lowest quality the government will accept. Toolcraft is an OEM provider of BCGs to many firearms manufacturers. Shocked it and a few others didnt make the list when I saw of the some names that did. Free shipping on orders of $199+ |Use Code: SITESHIP | Restrictions apply, Offer ends 3/5/2023. If it doesnt say in the descriptionit probably is only batch tested. Choosing a BCG for your next rifle build doesn't have to be a chore. When that build is complete be sure to shop for ammo here: Dan Wesson Pointman 1911: 15,000 Round Review, Shooting The Massad Ayoob Group MAG Qualifier, Best Handguns: Beginners & Home Defense [2023], Best 9mm Ammo for Self Defense & Target Shooting. [ARCHIVED THREAD] - Disappointed in Nickel Boron BCG.