SENA Sf4 Bluetooth Communication Hd System Motorcycle Audio/Visual/CommunicationStay connected and in control on every ride with a streamlined Bluetooth communication system built for small group adventures. Engineered for clarity and convenience, it supports 4 way intercom up to 1. 2 kilometers (0. 8 miles), so you can chat, coordinate, and share the road with confidence. Seamlessly pair your smartphone to access calls, GPS navigation, and your favorite playlists without taking your hands off the bars. With the Audio Overlay

Designed for long term durability with minimal maintenance requirements

135mm Executive Length: A versatile size that fits most handlebar setups

Weight: 1080 (Size M)

5" // 254mm x 165mm x 63

carried the gear of countless GDMBR riders

Riders looking for a saddle that adapts to natural body movement

Keep your mid-drive motor running smoothly with this essential lock ring — a small part that makes a big difference in safety

Designed for versatility and simple installation:

Easy adjustment to fit any size bike

* Stiff 4mm plate thickness to transfer loads without flexing

Length: 2100mm

offering a balanced gear ratio