The Gravity Cap replaces your top cap with a computer mount. Ideal for bike positions where riders knee will not contact the computer. 

CNC Machined 6061-T6 Aluminum Platform, Injection Molded Garmin Specific Co-Polymer Interface.

• Made in Boise, Idaho, USA.
• Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded.

Garmin Computers including:830, 820, 810*, 800*, 510, 530, 520, 500, 200, 130, 25, 20. Also supports the Touring, Touring Plus, Forerunner 310XT, and 910XT. (Larger EDGE computers such as 800, 810, may interfere with very steep, upright, stem angles.) Larger computers are not recommended due to possible knee interference while riding.