Upper Looper Screw - Singer Part # 544413

-Upper Looper Screw

-Part # 544413

-Fits Singer serger models 14U12A, 14U13A, 14U22A, 14U234, 14U234B, 14U23A, 14U285, 14U286, 14U32A, 14U344, 14U34(14U34B), 14U354, 14U44, 14U444, 14U454, 14U455, 14U46B, 14U52A, 14U53A, 14U544, 14U554, 14U555, 14U557, 14U594, 14U595, 14U64A, 14U65B, 14U85B, 212A141BA, 212A541BA, 212A143BA, 212A543BA, 212A939JA, 212A141GA, 212A541GA, 212A143GA, 212A543GA, 212A939KA, 691D100GG, 691D110GG, 691D150GG, 691D200GG, 691D210GG, 691D250GG, 691D300GG, 691D310GG, 691D350GG, PRO4D