All advantages like 211 Base but:

• With detachable M10 Europin (V4A / S316)

• With detachable special M10/M9 bolt (V4A / S316)

• With R3 joint M10-M10

• With special M9/M6 double sliding block (V4A /S316)

• Without gluing, completely dismountable

• Easy replacement of the rubber joint

• With a significantly stronger M9 bolt