Set of six clipper guide combs Compatible with Oster clipper models 254, 274, 284, 650, 820 & 974 Compatible with Oster part number 926-06 Includes sizes 1/2" (#4), 3/8"(3#), 1/4"(#2), left taper, right taper and blending guide comb Quality product by Miaco Miaco set of six clipper guide combs. Compatible with Oster clipper models 254, 274, 284, 650, 820 & 974. Compatible with Oster part number 926-06. Includes sizes 1/2" (#4), 3/8"(3#), 1/4"(#2), left taper, right taper and blending guide comb. Fits a 1.8" (4.6cm) wide clipper blade. Quality product by Miaco.