Patent ID: 8530549

Claim:
A rubber crawler characterized in that said rubber crawler comprises a rubber composition used as a treatment rubber thereof, which comprises 0.1 to 0.6 parts by weight of sulfenamide-containing vulcanization accelerator represented by formula (I), 0.03 to 3 parts by weight of cobalt-containing composition as the equivalent amount of cobalt and 0.3 to 10 parts by weight of sulfur, relative to 100 parts by weight of rubber component; (wherein R 1 is branched-alkyl group having from 3 to 12 carbon atoms; R 2 is straight-alkyl group having from 1 to 10 carbon atoms; R 3 to R 6 are hydrogen atom(s), straight-alkyl or alkoxy group having from 1 to 4 carbon atoms, or branched-alkyl group or alkoxy group having from 3 to 4 carbon atoms, which may be the same or different; n is 0 or 1; and x is 1 or 2).