TMO-Pro - Tree Support System For landscaping, growing and holding applications. The TMO-Pro telescopes from 10" to 15", installs on either side of a T post (for 1 tree) or both sides to hold 2 trees. Use in tandem to assist in straightening trunks. Cradle or cushion trunk with long lasting EPDM rubber band or Bark Saver. Recommended for trees up to 2" in diameter. TMO-Pro on a T post acts as a torsion bar to increase ground hold. Call for quantity discounts.