B/I-Q1-6.15-STEM B-CROSSBAR A, 6.15 TRAVEL, 16.35" EXTENDED LENGTH, TOP IS STEM B 3/8-24, BOTTOM IS CROSSPIN A 2.18 to 2.48 BOLT CENTERS OPEN STYLE, AND HARDWARE, STANDARD VALVING, INCLUDES ADDITIONAL HARDWARE CONSISTING OF 7/16 & 1/2 BORE x 1-1/4 LONG SLEEVES