Vac-U-Lock Code Black 7 Inches Thin Dong Attachment. With its classic best selling shape, phallic head, and perfectly textured shaft, this 7 inches long Vac-U-Lock attachment will have you falling in love! Use with any Vac-U-Lock set or accessory. Specifications: total length 7.2 inches, insertable/usable length 7.0 inches, width/diameter  1.5 ” -2.2 inches at the base. Material PVC. Proudly, made in America.