blind threaded aluminum bungs are perfect for making gas tank and oil tank mounts

Material: Machined 6061 aluminum

Size 10 HHC-600 1/4 x 5/8 10 HHC-601 1/4 x 3/4 10 HHC-602 1/4 x 7/8 10 HHC-603 1/4 x 1 10 HHC-604 1/4 x 1-1/4 10 HHC-605 1/4 x 1-1/2 10 HHC-606 1/4 x 1-3/4 10 HHC-607 1/4 x 2 10 HHC-608 1/4 x 2-1/4 10 HHC-609 5/16 x 5/8 10 HHC-610 5/16 x 3/4 10 HHC-611 5/16 x 7/8 10 HHC-612 5/16 x 1 10 HHC-613 5/16 x 1-1/4 10 HHC-614 5/16 x 1-1/2 10 HHC-615 5/16 x 1-3/4 10 HHC-616 5/16 x 2 10 HHC-617 5/16 x 2-1/4 10 HHC-618 3/8 x 3/4 10 HHC-619 3/8 x 1 10 HHC-620 3/8 x 1-1/4 10 HHC-621 3/8 x 1-1/2 10 HHC-622 3/8 x 1-3/4 10 HHC-623 3/8 x 2

This is a replacement for factory tool OEM # 61-7014

#3515-4 Cylinder Head Spacer 1952-1953 Harley-Davidson K/KK/KRM 1952-1969 KR - CAD Plated Length_.875" blind threaded aluminum bungs are#3515 4 Cylinder Head Spacer 1952 53 Harley Davidson K KK KRM 1952 69 KR. OEM# 16860 52. Made in Ohio, USA.