1 CHAIN + 1 OTOT = $11 OFF
1 CHAIN + 2 OTOTs = $16 OFF
1 CHAIN + 3 OTOTs = $21 OFF
1 CHAIN + 4 OTOTs = $31 OFF
1 CHAIN + 5 OTOTs = $46 OFF
1 CHAIN + 6 OTOTS = $66 OFF
