Looks like ano to me, due to the color variations in the different alloys (feedneck, backs, reg vs. body, frame, BB) Looks like a sponge effect.
I could be wrong though.
Looks awesome, though. If that is ano, thats a nightmare to do. Props to the anodizer.
I don town PbPumpShop.com anymore ! Please contact the owner thru the website.
Al I have left for sale PB related is pump related headbands and tshirts.