Surly Cross Check 52cm Frameset Gloss Black MFPN=380-0644K These bolts are designed as

These bolts are designed as a direct fit for 30 Tooth x 104 BCD threaded chainring

}SRAM/TruVativ PressFit 30 to 68/73mm English Thread Bottom Bracket Adaptor

7mm M12 x 1

Cryogenically treated 52100 chromium steel races

Shifter Compatibility SRAM 11 sp

Surly Cross Check 52cm Frameset Gloss Black MFPN=380-0644K These bolts are designed asSurly Cross Check 52cm Frameset Gloss Black. The Surly Cross Check. A cross bike by design but with a strong utilitarian appeal. Comfortable versatile tough as nails. Works with all single double and triple road or mountain cranksets Includes Surly seatpost clamp and dropout adjusting screws 100% Surly 4130 chromoly frame main triangle is double butted; 1 1 8" threadless brazed chromoly fork Bosses front and rear for cantilever or linear pull brakes