Home Ryobi RY401015US 51. Push-on retaining ring 4.5mm – 659472001 51. Push-on retaining ring 4.5mm – 659472001$1.54 51. Push-on retaining ring 4.5mm - 659472001 quantity Add to cart Buy with Category: Ryobi RY401015US Description Push-on retaining ring 4.5mm – Part#659472001 Related products 49. Screw 10 – 14 X 3/4 – 660629005 $1.54 Ryobi RY401015USAdd to cart 80. Plastic, Battery Housing Bottom – 535005002 $35.38 Ryobi RY401015USAdd to cart 59. Top Cover Door – 542610001 $4.98 Ryobi RY401015USAdd to cart 83. Plastic; Battery Housing Front – 535006001 $6.66 Ryobi RY401015USAdd to cart