Cage Mount Extenter

The Topeak Cage Mount Extender (TAPM03) provides cyclists with precise vertical adjustment for perfect bottle placement in tight or unconventional frame setups. Crafted from CNC-machined aluminum, it offers up to 43mm of vertical movement—ideal for optimizing hydration access on compact, full-suspension, or bikepacking frames. Compatible with standard 65mm bottle cage mounts, it installs easily using existing frame bolts. Weighing just 17g, this lightweight yet durable adapter ensures long-term performance without adding bulk. Precision Vertical Adjustment – Allows 43mm of up or down movement to fine-tune bottle cage position for better fit and easier access. CNC-Machined Aluminum – High-quality alloy construction delivers exceptional strength, corrosion resistance, and long-term reliability. Ultra-Lightweight Design – Weighs just 17 g (0.6 oz), adding negligible weight while maximizing bottle cage placement flexibility. Universal Mount Compatibility – Works with standard 65mm cage bolt spacing found on most road, gravel, and MTB frames. Perfect for Tight Frames – Ideal for small bike frames, suspension setups, and bikepacking rigs with limited space or frame bag interference. Manufacturer Sku: TAPM03 Todson Sku: 66003012