Datapoint Palenquero/bː - geminate voiced bilabial plosive

Note that there is single and geminate /b/ vs. /bː/, as explained in Schwegler (1998: 265f). Thus:

Sp. cabo > Pal. kabo = /kabo/
Sp. calvo > Pal. kabbo = /kabːo/.

Values

Exists (as a major allophone)

Example 48-249:
kabbo
bald (Sp. calvo)