Sizes: 1-3/4", 3", 6" and 8".
TITAN 4PC 3/8" DR EXTENSION SET
Performance Tool 1/2" DR Extension Set 3-Piece W32140
Performance Tool 3/8" DR Extension Set - 4-Piece W38152
Performance Tool 3PC 1/4" Dr Extension Set W36940
Pittsburgh 3/8" dr. Extension Socket bar CR-V
1/2"" DR. EXTENSION BAR BY JTC 3616
