Comparison : Item # A2040NPRB, Double Pitch Nickel-Plated Chains
Item # A2050NPRB, Double Pitch Nickel-Plated Chains
Item # A2060NPRB, Double Pitch Nickel-Plated Chains
Item # A2080NPCB, Double Pitch Nickel-Plated Chains
Item # C2040NPRB, Double Pitch Nickel-Plated Chains