150g tube of Threebond 1530B sealant. Comes with a spatula and a nozzle cap. 

The Threebond sealant is what many riders use to seal up their ZERO e-scooters:

 

Technical parameters:

1. color: black paste
2. main components: a special silyl -containing polymer
3. viscosity : 110Pa · s
4. specific gravity (25 Celsius): 1.31
5. tensile strength : 3.0Mpa
6. the shear strength : 4.1Mpa
7. skinning time : 7min
8. hardness : A48
9. water-soluble : insoluble
10. Specifications : 150G, 430G
11. Effective Temperature Range: -40°C ~ +120°C

The 1530 is used to bond various materials (universal adhesive), and also for sealing, casting, molding, encapsulation etc. 

TB1530B black industrial adhesives key product features :

1. does not require the use of solvents , no odor, is an environmentally friendly product.
2. single-component , rapid hardening .
3. without the use of light or heat curing equipment .
4. with the initial adhesive property , no temporary connection .
5. because the trait of elastic adhesive , so easy to peel , but also for vibration, shock and other stress relaxation good adhesion between heterogeneous material also well.
6. metal, plastic, rubber , wood, inorganic materials and many other materials have good adhesion.
7. a high thixotropy be coated even in the vertical plane , not prone to sagging