Forming the backbone of a climber's rack, the Black Diamond Stopper Set - 1-13 is anodized for easy identification when climbing and feature a time-proven design that fits just about any crack shape imaginable.

Features:

• Unique transverse taper allows stable, 3-point contact and for the stoppers to be placed securely in bottlenecks, flares and shallow seams
• Rounded corners resist the possibility of getting hung up on crystals or irregularities inside cracks to help make removal easier
• Includes sizes 1 - 13

Specifications:

• Range (mm): 4.3 - 9.1 (1); 4.8 - 9.9 (2); 6 - 11.4 (3); 6.9 - 12.4 (4); 8.4 - 13.5 (5); 10.2 - 15.5 (6); 11.7 - 16.3 (7); 13.5 - 18.3 (8); 15.2 - 20.8 (9); 17.3 - 23.4 (10); 20.1 - 26.7 (11); 22.9 - 30.5 (12); 26.4 - 35.1 (13)
• Weight (g): 7 (1); 8 (2); 15 (3); 16 (4); 18 (5); 32 (6); 34 (7); 37 (8); 39 (9); 43 (10); 51 (11); 58 (12); 71 (13)
• Strength (kN): 2 (1); 2 (2); 5 (3); 6 (4); 6 (5); 10 (6); 10 (7); 10 (8); 10 (9); 10 (10); 10 (11); 10 (12); 10 (13)

Note: Sizes 1 and 2 recommended for direct aid only.