bicycle pump 1.good design and enough air 2.high quality & good price 3.all colors . 4.good after service. 1. Material of BodyPlastic Steel/ Iron/ Aluminum Alloy2. Material of HandlePlastic/ Iron3. Material of BasePlastic/ Iron4. Material of Surface for Iron BodyMetallic Paint5. Surface Treatment for Iron BodySpray Coating6. Color of SurfaceRed, White, Green, Golden,Blue, Brown, Slivery, or In ...