BICYCLE INNER TUBE
MODEL	MODEL	MODEL	MODEL	MODEL	MODEL
81/2×2	12×2.75	18×2.50	24×1.75	16×3.0	26×21/2
16×1×1/4	16×2.10/2.125	20×2.125	22×1.75	16×2.50	130/50-8
12×2.125	18×2.125	24×1.95	21×1.75	110/50-90/65-6.5	90/65-8