Champion Spring Washers 5/16 Blue Zinc SKU: 226056 MODEL: BS0042 Error. try again later You've successfully joined the club $ 3 .50 pack of 15 Mitre 10 MAvailable at Mitre 10 MEGA stores. Variants Champion spacing washer 5/16 zink plated 15pk. Features and benefits Locking washer. Suits all 5/16 diameters. Imperial.