Two rubber O-rings with a slanted adapter piece for secure bike computer mounting.
Cateye Sharp Aero Rubber Base 5447040
Cateye Sharp Aero Rubber Base 5447040
Cateye Sharp Aero Rubber Base 5447040
Red bicycle tail light attached to a black bike frame on a white background

Cateye Sharp Aero Rubber Base 5447040

Cateye
$9.00 SGD -100%
$9.00 SGD
Tax included.

Cateye Sharp Aero Rubber Base 5447040 is a bicycle light spare part designed for compatible Cateye Rapid X series safety lights. The official Cateye page confirms it is compatible with Rapid X3, Rapid X2 Kinetic, and Rapid X, and includes a rubber band. It is used as part of the light mounting setup for sharp aero seatposts.

Key Features:
Brand: Cateye
Product Type: Bicycle Light Spare Part
Part Number: 5447040
Product Name: Sharp Aero Rubber Base
Compatibility: Rapid X3 / X2 Kinetic / X
Compatible Models: TL-LD720-F, TL-LD720-R, TL-LD710-F, TL-LD710-R, TL-LD700-F, TL-LD700-R
Included: Rubber band
Use For: Cateye safety light mounting on sharp aero seatposts
Aero Pipe Diameter: 95–155mm, based on provided product details