Set of 10 replacement blades for RAC155 mowing head. RYOBI for models OLT1825, OLT1825M, OLT1830H, OLT1831H, OLT1831S, OLT1832, RLT36, RLT36C33, RLT36B33, RLT1825LI, RLT1825M13, RLT1825M13S, RLT1825M15S, RLT1825M20S, RLT1825M220S, RLT1830LI, RLT1830H25, RLT1831H25, RLT1831H25F, RLT1831H25FPK, RLT183113, RLT183225, RLT183225F, RLT183225PK , RLT183225FPK3, RLT183250F, RY18LT23A-115, RY18LT23A-120, RY18LT23A-0, RY18LT25A-115P. Replaces original RAC158, 5132004561. Mounted on our reference 1602169.