UL listed Energy ChainsBelow are the part numbers for the chain link sizes and bracket sets we use:CHAIN BRACKET SET (2 PCS)Z08-30-028-0 080-30-12PZ (we use in 35 and 18 link lengths w/brackets)Z08-20-028-0 080-20-12PZ (we use in 45 link lengths w/brackets)Specifications be found at www.igus.comPlease quote for 500 each and 1,000 eachDr. Aaron Lerner Whatsapp Viber we chat +972-542316470 Show More