This is the Essentials* bearing kit by Avid RC for the Tekno EB48 2.2.

*The Essentials kit removes the bearings below that don't typically need replacing: 

    (6) 5x8 Rubber -
    (4) 6x10 Revolutions - 

Includes
6 x 8x16x5 Rubber
4 x 12x21x5 Rubber
4 x 5x14x5 Rubber
4 x 8x16x5 Flanged Rubber

Bearing Kit Fits

EB48 2.2 | Essentials
ET48 2.2 | Essentials