Item number: 12078B
Item description: 820-21R30M-WS
Supplier: Regal Rexnord
For chains: 812 - 815 (VG) - 820 - 828 - 831 (LBP) - 881 (M-MO)
Dimensions (mm):
Z: Motsvarande 21
Ø OD: 129,8
S: 68,6
A1: 44
A2: 57
A3: 61
If not in stock, minimum order quantity is 10pcs.
Sold in boxes of 10 pcs
For more dimensions, see link
Systemplast Smartguide