This kit includes all mounting  bolts for the rear suspension components listed below: 
 
Rear Trailing Arm  - 4X M12 x 60mm
Rear Compensator Arm - 4X M10 x 60mm (2X with flat washers)
Rear Upper Control Arm - 4X M10 x 30mm
Rear Lower Control Arm - 6X M10 x 80mm* 
 
These bolts fit: 88-00 CRX, Civic, Del Sol, and Integra. All bolts are JIS (same head size as OEM) & grade 10.9. 
 
* These lower control arm bolts are not fluted like OEM bolts and anti seize should be used to prevent bolt seizure.