【Fine Craft】This Headset Press Install Tool adopted anodized surface, high gloss, has a light weight effect. CNC exquisite turning design, aluminum alloy joints, with fine thread. CNC knurling design, high strength and non‑slip, flat thrust, wide use range, strong versatility. 【Labor‑saving Design】This Headset Press‑in Tool come with plane thrust bearing, labor‑saving design, the bearing uses lubricated balls, not easy to be crooked, hold with both hands and slowly apply pressure to install. pay attention to whether the headset is tilted, with an adjustable wrench, step by step, it is recommended to install only one side each time. 【Specification】Size: Approx.26.8cm / 10.6in, Total Length of the Screw Rod: Approx.24.5cm / 9.6in, Diameter: Approx.12mm / 0.5in. 【How to Use】Pressure block design, the back is used for assembling the press‑in bottom bracket, and the sinking table is designed to reduce the pressure on the bearing during installation. When installing the press‑in bottom bracket, adjust the position of the press block to the opposite side, hold it with both hands and slowly apply pressure to install. 【Wide Application】This Headset Press-in Tool adopted all‑aluminum alloy CNC detachable handle, Stainless steel screw rod, close and detailed thread pitch, high strength. Suitable for most tube lengths, aluminum alloy upper/lower pressure block.