WR46 AN4-AN6 AN Wrench Aluminum Spanner Open End For -4AN-6AN 4s 6b Made of Aluminum Stainless, durable and usable Specifications: Brand: Fasster Condition: Brand new Material: T6061 Aluminum Surface Finish: Anodized BLUE Color available : Red/Black/Blue/Silver Advantage: Protect fittings when installation Package Included: For -4s and -6b fittings. Color may vary