Rubber Diaphragms (bellows) minimise the entry of moisture and dirt to help prevent spillage. The diaphragms listed below are suitable for use with appropriate AP Racing reservoirs.

NOTE: The use of Diaphragms (bellows) may restrict the effective volume of reservoirs.

CP2709-156 - Small

For use with reservoir cap LB2NM9057AXBR, on the following reservoir assemblies. All CP4709 series except for:

• CP4709-12
• CP4709-13
• CP4709-16
• CP4709-19