OF Here’saclamshell- Alowerreceiverinsert,likethisLowerReceiverViseBlockfromBrownells, styleupperclamp. ismucheasiertoworkaroundespeciallywheninstallingtriggers. Itworksfine,but islimitedtoa conventionalupper receiver.Manyof theaftermarket partshavedifferent externalfeatures. BUiLdinG & mAintAininG An CO U R T ES Y AR-15 tooL BASiCS: pARt i AccuracySpeaksmakesthebest barrelwrench.Removalofthe frontsighthousingis necessaryforittoslide overthemuzzleand intoplace. F Brownells’ Multi-Viseis angleadjustable andveryreliable. or anyone wanting to work on firearms, it would be wonderful to have a complete and detailed gunsmithing shop. Heck, I’d like to have a hydraulic automobile lift at my house to help me change the oil in my vehicles. Barring that, there are a few essentials needed to complete most accessible projects for the ambitious AR-15 owner. The Other Vice The first necessity is a good vise mounted to a good workbench. Anytime “someone else” can hold the parts, it’s easier and more efficient to complete a task; it’s why I clamp in a receiver or assembly whenever I can prior to wrenching on it. Even something like optical sight installation is evermore easier with the rifle components held securely. 36 WWW.AMERICANCOPMAGAZINE.COM • MARCH2014 Glen Zediker
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