Lezyne KTV+ Drive Rear Light Velo-Vita Optimum chain control thanks to

Optimum chain control thanks to X-SYNC 2 technology

Steel 38T: 250g / Aluminum: 188g

Both have super round CeramicSpeed Balls and hardened-steel races

Brake Levers Shimano BL-MT401

the straps and the strap dividers

Lezyne KTV+ Drive Rear Light Velo-Vita Optimum chain control thanks toMax 75 lumens 30 hours Highly disruptive Daytime Flash mode. Wide Angle Optics for up to 270 of visibility. Light weight, minimalist but secure rubber ring mounting system. Compatible with most seat post shapes and sizes. (round, D shape, and aero) Rigorously tested to IPX7 Waterproofing standards. Water resistant charging port for USB C charging. (cable not included) 400 mAh battery capacity. User replaceable battery design. (EU Batteries Regulation