The TerraCycle Accessory Mount is a great multi-purpose mount for installing lights, computers, etc. on a variety of bikes (especially recumbents). Three arm sizes are available. These clamps are sold separately.The stainless steel socket head cap screw maximizes durability and strength, while the smooth, black super tough nylon makes them an inconspicuous and sleek addition to any cycle.Beautiful. Durable. Functional. The dual pivoting arm sets come in three sizes. It can mount anywhere. Add one or two Extender Kits and you'll suddenly find yourself with more room than you know what to do with! The triangulating legs cut out the shaking that flimsier mounts create, and allows for incredible versatility. Choose ONE ARM SET (select size) and ONE PAIR of CLAMPS (select size) to receive a complete mount that clamps to a tube. Or, choose ONE ARM SET (select size) and ONE PAIR of 90 Degree Accessory Mount Adapters to receive a complete mount that bolts to a bottle cage style braze-on. Can be mounted to derailleur masts, seat stays, handlebar masts and some fork blades The 1-1/8" fits derailleur masts on Volae, RANS, Greenspeed, and HP Velotechnik, Vision, Bacchetta. The 1-1/4" fits derailleur masts on Catrike, ICE, and TerraTrike. An optional Extender Kit is available and can be special ordered. Accessory Mount arm lengths are 50mm, 75mm, and 100mm. The mounting tube in the middle is 1 inch (25.4mm) in diameter. Nearly all bicycle accessories will work on a 1 inch tube. Accessory Mounts are machined from 6061-T6 aluminum, then black anodized. All bolts are stainless steel. The arms can be independently rotated 360 degrees and locked in any position.
