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6mm x 15mm 10mm x 15mm 12mm x 15mm 1/4"mm x 15mm
5/16"mm x 15mm 3/8"mm x 15mm 3/8"mm x 3/4"mm 1/2"mm x 15mm

 

Socket Stem

Friction
Ring Stem

Friction
Ring Stem

Friction
Ring Stem
8mm x 38mm 11mm x 25mm 11mm x 22mm 8mm x 25mm

Friction
Ring Stem

 

U - Stem

 

Plate Stem

  
 
8mm x 15mm 2 x 48 x 18 2 x 38 x 38