STS Tension Seeker, Silver

- Simple Tension Seeker (STS) allows the use of a 1 speed drivetrain on a vertical drop frame\n- Perfect for Street or Dirt Jump where simplicity and durability is key\n- Stainless steel arm mounts to derailleur hanger and dropout\n- Loosen bolt and swing down and back to adjust chain tension \n- High density polyurethane pulley with sealed cartridge bearings