Howe Precision Max Slotted A-Arm - Steel Shaft - 15 Degrees - 9-1/2" 721015 From the first use

From the first use

Exhaust port and bolt pattern are raised 3/32'' over GM L98 cylinder heads

6 AN Male to 8 AN Male O-Ring

Body is round on sizes 18 through 36

Howe Precision Max Slotted A-Arm - Steel Shaft - 15 Degrees - 9-1/2" 721015 From the first useHowe Precision Max a frames offer the same low drag and low friction as other Howe precision products. The sealed dual row ball bearing design allows bind free movement under severe braking conditions or even if the a frame becomes damaged. The easily removable cross shafts are for use with tower mounts. The cross shafts are replaceable and available in three different styles. The ball joint mounting ring is reinforced to prevent flex and distortion