So if you tighten the screws to carry the jig in position it is recommended to use the shorter duration of Allen essential and comfortable the screws. No must tighten it down as tricky as possible in any other case you may deform the jig. Right after milling the non-receiver https://ghost-gunner91234.activablog.com/32149593/the-2-minute-rule-for-ghost-gunner-for-sale