Outside Drive Sleeve Assembly, For Use With Grainger Item Number 31NG70, 31NG71, 31NG73, 31NG75, 31NG76, 31NG77, 31NG78, 31NG79, 31NG80, 31NG85, 31NG86, 4YF89, 4YF90, 4YF91, 4YF92, 5U739, 5U740, 5U741, 5U742, For Use With Mfr. Model Number L1000, Fits Brand Simplex, Includes Outside Retainer, Outside Sleeve