Original Metal Typewriter Ribbon Spool for Olivetti Typewriters - Group 4 (GR4)

Many Typewriter Enthusiasts prefer using original metal spools to use on their typewriters as its always more efficient & reliable than plastic spools. 
This listing will include two EMPTY original Metal spools that will fit all typewriters that take GR4 Ribbons or Group 4 and mainly Olivetti and some Later Models of the Underwood or Underwood-Olivetti. 
You can add Sealed Ribbons to its on the listing. You will be winding them on the metal spools as they will arrive sealed inside the plastic bag and around plastic spools. 
Metal spools are used and will have marks on them. 
We have a wide range of original metal spools that fits many other typewriter, please contact us for more info. 
This Ribbon spool Will Fit the Following Typewriters: 
Olivetti Models: 

Olivetti Lettera 22

Olivetti Lettera 32

Olivetti Valentine

Olivetti Lettera 21

Olivetti Lettera 25

Olivetti Lettera 35

Olivetti Lettera 36

Olivetti Linea 88

Olivetti P602

Olivetti Praxis 48

Olivetti Studio 44

Olivetti Tropical Portable

Olivetti Underwood 315

Olivetti Dora

Olivetti Lettera 31

Olivetti Lettera 35i

Olivetti Lettera 37

Olivetti Linea 98

Olivetti P603

Olivetti Standard

Olivetti Studio 45

Olivetti Underwood 250

Olivetti Underwood 319

Olivetti Audit 502

Olivetti L20

Olivetti Lettera 24

Olivetti Lettera 35l

Olivetti Lexicon 80

Olivetti Logos 250

Olivetti P652

Olivetti Studio 42

Olivetti Studio 46

Olivetti Underwood 310