... 20mm±3.00.7mm - 552' - 2M25, 24, 23, 22, 21, 20, 191"25mm±3.00.9mm - 551' - 2M25, 24 ... , 23, 22, 21, 20, 19, 181-1/4"31mm±4.00.9mm - 401 ... ' - 2M23, 22, 21, 20, 19, 181-1/2"40mm±5.01.0mm - 451' - 2M23, 22, 21, 20, 19, 182"50mm ... ±6.01.2mm - 401' - 2M23, 22, 21, 20 ... 8.01.6mm - 302' - 2M19, 18, 17, 16 5/8"cheaper chicken mesh