They are for the head bolts on either side of the spark plugs.
Small, compact design. Durable and reliable
Easy to install, no modification required.

SPECIFICATION

Condition:100% Brand New
Material: High Quality Aluminum
Color: Black / Chrome / Brown
Shape: Crown Type

FITMENT

Fit For Harley XL883 Softail Dyna Sportster
Fit For Most Twin Cam models 1999-2020
Fit For Big Twin 1340 Evo Models 1985-1999
Fit For Harley for Sportster models 1986-2020

Package Included:
1set(4pcs) Head Bolt / Nut Covers