Ritchey Torqkey The Ritchey Torqkey can help you install Ritchey carbon handlebars and stems with no risk of overtightening. Nothing worse than the cracking sound of an overtightened carbon part. This preset 5Nm torque key includes 3, 4, and 5mm hex keys, a T20, T25, and Phillips #1 bit. This key may work wtih other brands of wrench, check manufacture torque recommendations. Ritchey Torqkey Specifications: Bit holder: Included Ritchey recommends Liquid Torque on clamping surfaces of lightweight components Magnetic bit retention | Ritchey | Torqkey 5Nm W/6 Bits M3/4/5 T20/25 & Philips