Choose the model SS calibrated chain 6 mm x 25 m SS calibrated chain 6 mm x 50 m SS calibrated chain 6 mm x 75 m SS calibrated chain 6 mm x 100 m SS calibrated chain 8 mm x 25 m SS calibrated chain 8 mm x 50 m SS calibrated chain 8 mm x 75 m SS calibrated chain 8 mm x 100 m SS calibrated chain 10 mm x 25 m SS calibrated chain 10 mm x 50 m SS calibrated chain 10 mm x 75 m SS calibrated chain 10 mm x 100 m SS calibrated chain 10 mm x 150 m SS calibrated chain 12 mm x 50 m SS calibrated chain 12 mm x 75 m SS calibrated chain 12 mm x 100 m SS calibrated chain 12 mm x 150 m