Walmart offers the Stack-On 14-Gun Security Safe with Electronic Lock in Matte Black, model no. FS-14-MB-E, for $365. Opt for in-store pickup to avoid the $9.99 shipping charge. That's the lowest total price we could find by $43. This fire-resistant safe can hold up to 14 rifles and features five locking points and a time-out period after three failed entry attempts.