ALEKO LM186-10 Replacement Chain for AC1400 AC2000 Sliding Gate Opener 10 Feet Replacement length of chain for ALEKO brand AC1400 and AC2000 chain driven sliding gate opener Made up of ANSI #41 size roller chain sprockets Durable, high quality construction will hold up to regular gate opener use LM188-10 chain compatible with the rest of ALEKO brand AC chain driven sliding gate opener models is also available