UP FOR SALE IS A (( RE-CHROMED )) BICYCLE BMX JAPAN CRANK K 140  140 mm ARM 39 TOOTH SPROCKET. (( RE-CHROMED )) BOTTOM BRACKET SET WITH POLISHED BEARINGS.  PLEASE LOOK AT ALL THE PICTURES FOR OTHER DETAILS. IF YOU HAVE ANY QUESTIONS PLEASE EMAIL US. SHIPPING TO ALL US 50 STATES