1. : PASAK 2. Model: HB05HG 3. Number of holes: 20 holes in the front, 24 holes in the rear 4. Bearing: front two and rear four bearings 5. Weight: Front hub: 107 grams, rear hub: 260 grams Freewheel base: 7075 aluminum freewheel base, five-claw freewheel base, the maximum can be installed HG12 speed card fly Open file: quick release version: front drum 9 x 100MM, rear drum 10 x 130MM High Quality: shell aluminum alloy 6061T6, tower base and shaft core 7075 high hardness aluminum alloy colour: black Material: Aluminum Alloy Package Contents: 1 Pair x Road hub 1 Pair x Quick Release Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.