Comp Cams FS Replacement Bolts Spring Perches Do I need any fasteners

Do I need any fasteners to install this bracket

Smoke-Tinted Housing - Darkened lens sits flush with the aggressive look without compromising output

mounting points may not align — test-fit before committing to installation

Spring rates: Front: 8 kg/mm / Rear: 6 kg/mm

Comp Cams FS Replacement Bolts Spring Perches Do I need any fastenersCOMP Cams Specialty Rockers PEDESTAL MOUNT High quality extruded aluminum construction Precisely adjustable pushrod seats allow for perfect rocker arm geometry Fully rollerized at the roller tip and trunion to reduce friction and lower oil temperatures Available in 1. 6 and 1. 7 ratios Clearance must be checked before using with stock valve covers; modification to valve covers may be necessary for proper fit Replacement Hold Down Bolt ?