YBN Single Speed Master Link QRS410 Tools & Miscellaneous the Presto is made for

the Presto is made for serious waxing

while advanced treatments like DHA hardening and Ti-Nitride protective finish ensure durability and wear resistance

Size: 1/2"x 1/8"

Compatible with all 12 speed chains except SRAM flattop road

load the barrel with Race Powder for your most explosive performance

YBN Single Speed Master Link QRS410 Tools & Miscellaneous the Presto is made forSmall in size but huge in importance, the QRS410 offers rock solid dependability in a design that can be reused two times. In fact, the QRS410 is the only single speed master link that is reusable at all. With a pin power exceeding 350kgf and four safety sections to prevent false release, it's no wonder YBN has a patent on the design. Add in chromium carbide hardening for extraordinary longevity (as long as the chain's life) and this little link