Description of Black Diamond Classic Stopper Set #5-#11 Black Diamond's Stopper Set Classic includes sizes #5 through #11 and comes on a small Micron biner. Essential pro for every trad rack, BD's Stoppers are designed with a transverse taper that permits sideways placements in flares and shallow seams. Anodized by size, they’re quickly identifiable and rounded edges make for easy removal. Stoppers are equipped with durable galvanized steel cables. Features: #5 Stopper - .33/.53" (8.4/13.5mm); 6 kN (1349 lbf); 18 g (.63 oz) #6 Stopper - .40/.61" (10.2/15.5mm); 10 kN (2248 lbf); 32 g (1.1 oz) #7 Stopper - .46/.64" (11.7/16.3mm); 10 kN (2248 lbf); 34 g (1.2 oz) #8 Stopper - .53/.72" (13.5/18.3mm); 10 kN (2248 lbf); 37 g (1.3 oz) #9 Stopper - .60/.82" (15.2/20.8mm); 10 kN (2248 lbf); 39 g (1.4 oz) #10 Stopper - .68/.92" (17.3/23.4mm); 10 kN(2248 lbf); 43 g (1.5 oz) #11 Stopper - .79/1.05" (20.1/26.7mm); 10 kN (2248 lbf); 51 g (1.8 oz) Picture shows full set, this set only includes Stoppers #5-#11