This is a replacement full billet aluminum two piston disc brake caliper for Jamar's 400 series light weight front disc brake kit. Commonly used on the rear of motorcycles.

Features:

Universal for driver or passenger side (left or right)

Two 1" diameter pistons

Uses standard DOT 3, DOT 4 or DOT 5.1 brake fluid

For 3/16" to 1/4" thick brake rotors

1/8" NPT pipe thread inlet

Mounting holes are 1-7/8" center to center

Uses 5/16" mounting bolts

13/16" From mounting surface to center of caliper

Weighs less than 1 pound INCLUDING brake pads