16X 5/8 "B" METAL HUB DISPOSABLE NEEDLE each While supplies last! This product cannot be shipped to the following states without the proper certificates and/or prescriptions: CA, CT, DC, DE, IL, MN, NH, NJ, NY and RI Animal SQ size IM size IV size Pig 3/4" x 20 ga 1" x 18 ga 1-1 1/2" x 20 ga Hog 3/4" x 18 ga 1" x 18 ga 2" x 18 ga Sow 1" x 18 ga 1 x 18 ga 4" x 18 ga Sheep 3/4" x 18 ga 1" x18 ga 1" x 18 ga Goat 3/4" x 16 ga 1" x 16 ga 1" x 18 ga Yearling 1" x 16 ga 1" x 16 ga 1" x 16ga Cow 1" x 16 ga 1" x 16 ga 1" x 16 ga Colt 3/4" x 18 ga 1" x 18 ga 1" x 18 ga Horse 1" x 18 ga 1 1/2" x 18ga 1/2" x 20ga Dog & Cat 3/4" x 22 ga 1" x 22 __________