Model: 270 Compatible with Gamma2 Vittle Vault seal, Gamma2 Vittles Vault lid O-ring, Gamma seal lid O-ring. The bucket lid rubber seal is a direct replacement for worn O-ring gasket seals in Vittles Vault containers. Fits perfectly, new seal, easy to install. The seal lid O-ring is made of nitrile rubber, solid and continuously molded, with no seams.This Gamma2 O-ring offers improved sealing and higher durability. It fits tightly without excessive stretching and wear. Please check your lid size before ordering to ensure you get the correct size.