The Vibram X-Link Firm O-Lace is an overstable long range driver. This more firm overstable compliment to the Lace is able to handle headwind and torque. It provides the reliability, speed, and distance of a Lace, but it's a bit more overstable for those forehand and overhead shots.
Vibram Flight Rating Numbers:
Launch Speed: 58 mph
Outside diameter: 21.0 cm
Inside rim diameter: 16.3 cm
Height: 1.7 cm
Rim depth: 1.1 cm
Rim thickness: 2.3 cm
Flight plate thickness: 0.2 cm
Flight plate to rim plane distance: 1.5 cm
Flexibility rating: 6.58 kg
Rim configuration rating: 26.00
Maximum weight allowed: 174.3 g
The Vibram O-Lace is available in X-Link and X-Link Firm. Weights up to 174.3
Vibram Plastic Characteristics
The X-Link material is a unique rubber-based compound which resists scuffs, has incredible durability and unequaled grip. Additionally, X-Link has a strong memory. If you do manage to bend it out of shape, in all likelihood it will work its way back.