Check the listing for details. 10 STANDARD M-129 INNER CAP NUT LEFT HAND WITH OUTER CAP NUT M-127. Condition: New. Listed at 59.95 USD. 10 STANDARD M-129 INNER CAP NUT LEFT HAND WITH OUTER CAP NUT M-127 LISTING INCLUDES: 10 M-129 STANDARD INNER CAP NUT LEFT HAND10 M-127 STANDARD OUTER CAP NUT LEFT HAND Outer Thread - 1 18" - 16Inner Thread 3/4" - 16Length 2 1/8"Grade 8Square Head - 13/16" Dan's Truck Equipment (4one9-eight seven 4 twenty two forty nine)Business Hours-Shop/Sales/Office8am-5pm Monday-Friday Dan's Truck Equipment specializes in used truck and trailer sales, full line trailer rental, autobody, truck and trailer repair shop. We are a truck equipment, grain body, hopper trailer, dump body, snow plow and snow plow parts dealer. We do specific orders and we specialize on installations also of grain bodies, dump bodies, hook lifts, and pto systems. $5.00 restocking fee on internet sales, call us if you are not sure what you need, thank you.