Lezyne KTV Drive+ 40 Lumen USB Rear LightThe KTV Drive+ Rear is a compact yet powerful rear light that ensures optimal visibility and safety on your rides. With a maximum output of 40 lumens, an impressive 45 hour runtime in Femto mode, and six different output modes, including Daytime Flash, this rear light provides reliable illumination. The unique design is compatible with aero and round seatposts, ensuring versatility for various bike setups. The light utilizes our Wide Angle Optics lens

Proprietary lightweight foam avoids taking a compression set for long-lasting performance

Forged alloy M30

Whether gearing up for a gravel ride

most aero seat post we’ve ever made ensuring fast moving

SILCA Ultimate Tubeless Sealant uses the power of a foaming latex formula combined with chopped carbon fibres to boost sealing power even at higher pressures

Dual L6-Snap Boas and a Velcro forefoot closure ensure micro adjustable comfort with a secure fit designed for all day comfort and performance

Add it all up

Smooth Welds

and six different output modes

2021 Sirrus X 4

Pad shape: Narrow type

2025–2026