About this replacement
Designed for Rockwell, AL-KO, Worx devices. Compatible models include RD2865, RD2871, RD2872, RD2873, RD2874, RK1806K2, RK1807K2, RK1808K2, RK1809K2, RK2701K, RK2800, RK2800K. Replacement part numbers include 113559, B50, Easy Flex B50, RW9351.1, WA3014, WA3549.1, WA3551, WA3551.1, WA3553, WA3553.3, WA3556, WA3570. Key specifications: 20V, 4950mAh, Li-ion.