We can't presently endorse anodized lowers or frames, but for additional info on anodized lowers or frames you should email us at [email secured]. I’ve engraved BRN-four 416 lowers to imitate the HK 416 logos. With enough passes, a fiber laser can do deep engraving as well and it does https://ghostgunsofficial.com/product-category/gg-purchase-product/