ITEM NAME:20'' Saw Chain 3/8'' Pitch 050 Gauge 70DL Fit For 1-10 2-10 10-10A 20'' 50cm Chainsaw Saw Chain Blade 3/8'' Pitch .050 Gauge 70DL Drive Links Fit For 1-10 2-10 3-10 SPECIFICATIONS.(20" 50cm Chainsaw Saw Chain Blade 3/8" Pitch. 050 Gauge 70DL Drive Links Fit For 1-10 2-10 3-10. Item included: 1 x Chainsaw Chain. 4) Tilt stopper teeth, reduce recoil. Drive Link: The number of links that sit in the guide bar=70.