I utilize an FFL in Leander that, last time I bought, charged $15 per item. $10 if you have an LTC. He is off of Bagdad Road just N. of Leander proper. Kind of hit & miss to establish contact with him. He has a day job. Great to work with though.
Leander - Charles (Scott) Post Gunsmithing, 1300 Spivey Rd, 512/844-0715