MCS 39t BMX Chainring - Black - 104mm 4-bolt - USA Made 9.5" new tire and is the

new tire and is the same type of tire that was used on many bikes made in the 80s and 90's

Give them the gift of choice with a BMXGuru

Pressure rating: 65psi

It has a 7/8" top and will fit some newer BMX bikes

Chromoly spindle

MCS 39t BMX Chainring - Black - 104mm 4-bolt - USA Made 9.5" new tire and is theThe MCS 4 bolt chainring is an all American CNC machined product made of 6061 aluminum. It features an almost perfect round circumference, which will facilitate achieve an even tension of your chain. This chainring has a 104mm BCD, 4 bolt pattern and fits 3 32" chains. MCS chainrings are MADE IN THE USA! Size: 39tColor: Black