Lezyne Z-Mark Super Bright Stvzo Ai Alert Ebike Taillight - 11 Lumens Rack Mount MFPN=724699 The R3 has forged 6061

The R3 has forged 6061 aluminum arms with a 24mm steel heat-treated axle

Direct Mount Type Direct Mount SRAM Tooth Count 32 Drivetrain Speeds 12 Drivetrain Speeds 11 Drivetrain Speeds 10 Defined Color Black Material Aluminum Offset 3 Chainline/Hub Compatibility 141/148 Boost Hubs

For days when the mercury plunges below 15 degrees F (-9 degrees C) Sturmfist 4 provides unmatched warmth and comfort with superior fabrics and insulation technology

2mm Color Ultratacky Black Primary Color Black Outer Diameter 30

New air-only internals feature ActiveRide a built-in compliance system that enhances traction on steep technical trails

Lezyne Z-Mark Super Bright Stvzo Ai Alert Ebike Taillight - 11 Lumens Rack Mount MFPN=724699 The R3 has forged 6061A cutting edge LED rear bicycle light designed for enhanced safety and visibility. Its smart brake sensing technology signals deceleration with a 35 lumen burst of brightness making it ideal for high traffic environments. Two high output LEDs provide 11 lumens German StVZO Z reflector optimized lens with wide angle optics Automatic deceleration detection with 10 LED 35 lumen "Ai Alert" signaling mode Advanced taillight with smart brake sensing