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Headsets of this type are often referred to by the Dia-Compe (now Cane Creek) registered trademark "Aheadset", [2] [3] and are manufactured under license. Like a traditional headset, it uses two sets of bearings and bearing cups. Unlike a threaded headset, a threadless headset does not have a threaded top headset race or use a threaded steerer ...
The quill stem requires the threaded steerer tube of the fork to extend up through the headset but not protrude beyond it. The quill stem fits down into the inside of the top of steerer tube and is held in place by either a wedge-shaped nut and bolt or a cone-shaped expander nut and bolt. [ 2 ]
A crown race puller or remover is a tool for removing the headset crown race. There are various tools on the market ranging from less than US$100 to several hundreds of dollars. Headset wrenches are oversized (32 – 36 mm) flat open-end wrenches for tightening headset cups and lock nuts on threaded steering tubes. May be designed to contact 7 ...
Hirth joint between the semi-axles of a Campagnolo Ultra-Torque crankset. In late 2006, Campagnolo introduced an outboard bearing design called Ultra-Torque, which has both crank arms permanently attached to halves of the spindle (called semi-axles), which then join in the middle of the bottom bracket with a Hirth joint and a bolt. [11]
In 2008, Campagnolo introduced 11-speed drivetrains with Super Record, Record, and Chorus groupsets. Campagnolo has released an electronic version of its drivetrain. [7] In April 2018 Campagnolo launched 12-speed Record and Super Record groupsets, [8] and in 2020, the company launched Campagnolo Ekar, a 13-speed groupset aimed at gravel riders. [9]
Headsets using this wiring are sometimes indicated by white plastic separators between the rings. [60] [59] If a CTIA headset is connected to an OMTP device, the missing ground effectively connects the speakers in series, out-of-phase. This removes the singer's voice on typical popular music recordings, which place the singers in the center.
The AC adapter (CECHZA1) charging kit allows the charging of two USB-powered devices, such as the DualShock 3, Sixaxis, PSP (2000, 3000 and Go models), wireless keypad and wireless headset via a wall power plug, eliminating the need to have a PS3 running to charge the accessories.
An older Sachs drum brake kit ("Hydro Pull") allows to rebuild a regular Sachs bicycle drum brake to hydraulic lever and action. A piston is added outside the drum instead of the bowden clamp. This solution is often seen on modified Long John cargo bikes, allowing a low friction lever pull front wheel brake action.