DescriptionAre you looking for a professional, yet affordable crankset fixing bolt replacement? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our crankset fixing bolt replacement must meet your needs. It is one of the best choices for you.Features-Material: aluminum alloy -Size: 28.00X3.00X1.30cm/ 11.00X1.18X0.51in - Construct with aluminum alloy material with CNC cutting- The precision strength is far better than the original plastic screws- M20 screw diameter inner hexagon hole is 10mm- M20 crank cover screws are compatible for M40, M590, M596, M661, SLXXT, XTR, etc.- Replace old or broken crankset screw with a new one.