CA1320 | 20PC LINKAGE (BALL JOINT) ASSORTMENT 90° and Inline Zinc Plated. 10 Sizes: 3/16 to 5/16 20 Pieces See Below For Refills. Part # Size Spring Loaded 90° A1000 10/32 UNF A1002 1/4 UNF A1003 5/16 UNF Heavy Duty 90° SP1000 10/32 UNF SP1002 1/4 UNF SP1003 5/16 UNF SP1004 3/8 UNF Light Weight 90° D1209C 1/4 UNC D1209F 1/4 UNF Quick Disconnect 90° SS1002 1/4 UNF Damper Control DC1310F 5/16 UNF Light Weight In-Line DS1209C 1/4 UNC DS1209F 1/4 UNF