• A “must have” item for all leisure bike riders
• Universal mounting system for 2 cartridges on bike seat posts or cycle frames
• Works with all diameters tubing from 22mm up to 44mm
• Anti scratch mounting system
• Rubber part ensures a good grip
• Weight: 23 grams (approx)
• Note: this is for the holder only (cartridges shown in photos are not included)