Poulan pro, 18 inches, sprocket nose reduced kick back guide bar, to be used with saws that have tool less adjust on side of chain saw, 3/8 inches pitch,.050 gauge, fits #'s pp260, pp262, pp4018, pp4218, pp4218av, pp4218avhd, pp4218avx, ppb1838, ppb4018, ppb4218, pp4218a bar for tv #164-204 chain saw.