motsuv 104bcd chainring 40t 42t 44t 46t 48t 50t 52t【not fall off】 narrow wide chain ring with 5 pieces sprocket bolts for road bike,mountain bike,bmx bike,mtb bike parts motsuv <b>are you still worried about dropped a chain?</b><br> don't worry, our chain is anti-off chain.<br> <br> <b>are you still worried about the trouble of installing the link?</b><br> don't worry, our chain ring is easy to install.<br> <br> <b>are you still worried that the chain ring you bought is not suitable for your bicycle?</b><br> don't worry about our chain ring being suitable for most 104bcd bikes.<br> will this work with shimano xt/xtr/deore/alivio/acera/altus crank and m370 series/m410 series/m610 series/m670 series/m780 series.compatible with 1x8/9/10/11/12 speed drivetrain chains.<br> <br> <b>material:</b> aluminum alloy 7075-t6<br> <br> <b>shape: </b>single plate round<br> <br> <b>teeth:</b> 40t / 42t / 44t / 46t/ 48t / 50t / 52t<br> <br> <b>size: </b>104bcd / bcd=104mm<br> <br> <b>color:</b> black red<br> <br> <b>weight:</b><br> 40t about 81.5g<br> 42t about 87.5g<br> 44t about 95.8g<br> 46t about 102.6g<br> 48tabout 112.6g<br> 50tabout 121.7g<br> 52tabout 131.6g<br> <br> <b>diagram note:</b><br> “+” teeth correspond to the wide part of the chain.<br> “-” teeth correspond to the narrow part of the chain.<br> <br> <b>note:</b><br> 1.please determine your crank 104 bcd specification carefully before buying.<br> 2.fit for various kinds of bike crank which bcd is 104mm,will this work with shimano xt/xtr/deore/alivio/acera/altus crank and m370 series/m410 series/m610 series/m670 series/m780 series.compatible with 1x8/9/10/11/12 speed drivetrain chains.but not compatible with shimano xt m7000/ m8000 / m9000 series cranks.