Feature:
1. Old?fashioned bottom bracket bottom bracket assembly and disassembly sleeve, suitable for old?fashioned bicycles / electric bicycles.
2. Fine turning, high bayonet precision, matching and anastomosis, without damaging the bottom bracket.
3. Tool steel material, quenched and hardened, strong toughness, good durability and long service life.
4. Easy to use, without any difficult requirements even though you use it for the first time.
5. Exquisite workmanship, simple appearance; light in weight, easy to carry around.
Specification:
Item Type: Old Bottom Bracket Sleeve
Material: Tool Steel
Weight: Approx. 181g / 6.4oz
How to Use:
1.?First?remove?the?chainrings?on?both?sides,?clamp?the?left?lock?ring?with?the?tail?hook?wrench,?rotate?it?toward?the?front?wheel,?and?remove?the?lock?ring.2.?Align?the?left?sleeve?with?the?bayonet,?tighten?the?sleeve?with?an?adjustable?wrench,?rotate?it?toward?the?front?wheel,?and?remove?the?left?shaft?bowl.3.?Remove?the?left?shaft?bowl,?take?out?the?shaft?core?and?balls,?the?left?side?disassembly?is?completed.4.?Align?the?right?sleeve?with?the?bayonet,?tighten?the?sleeve?with?an?adjustable?wrench,?rotate?it?toward?the?front?wheel,?and?remove?the?right?shaft?bowl.5.?Take?out?the?right?shaft?bowl,?take?out?the?balls,?and?complete?the?disassembly?of?the?bottom?bracket.
Package List:
1 x Bottom Bracket Left Sleeve
1 x Bottom Bracket Right Sleeve
Note:
Most old?fashioned bottom brackets can be removed for maintenance. For older cars, it is recommended to use a rust remover to remove the rust before removing it with a disassembly sleeve.
