Quad-point saw tooth, 2-3/8", Two Piece

Aftermarket replacement tooth with four cutting edges, reversible (can be flipped for reuse) 

Kerf: 2.38 inches square

Shank: 1-1/4" diameter by 2" long

Bolt (sold separately): 5/8-18 Hex head

OEM interchange numbers:  QK10031T; QRX31R2; XFB-QU105; HT-QK10031T; 3PUXQK10031T