Technical Specifications:

Rubber bearing, hole pattern as per ISO 3842.
JOST heavy duty fifth wheel couplings comply with dimen- sions as per DIN 74081 or DIN 74084, for plate mounting with hole patterns as per DIN 74081, 74084 and ISO 3842. Suitable for 2″ king pins (50) as per DIN 74080, ISO 337 or 3 1/2″ king pins (90) as per DIN 74083, ISO 4086 and steering wedges as per DIN 74085 or 94/20/EC. Fitted on a mounting plate.