Rennen 4-Bolt Chainring Not Threaded

Rennen 4 Bolt Chainring Not Threaded
The Rennen BMX 4-bolt chainring is machined from aircraft grade 7075-T6 aluminum in the USA by the Rennen Design Group. Built-in chainring bolt nuts eliminate the need for a chainring bolt wrench. Compatible with 8 & 9 speed chains.
Specifications:

Teeth:3/32″
Bolt Pattern:104mm
Weight:3.8 oz