Park Tool Ct 6.3 Folding Chain Tool With Peening Anvil

Park Tool CT 6.3 Folding Chain Tool with Peening Anvil. The Park Tool CT 6.3 is a compact, folding chain tool designed to work on all 5 to 11 speed derailleur chains. Perfect for the home shop, the road, or the trail, the CT 6.3 is smooth, powerful and encased in a stainless steel shell, which becomes a comfortable handle when opened. Includes a peening anvil that allows for peening of Campagnolo 11 speed chains. Peening anvil pivots out of the way when not in use.