The FR/P is a series forks that has nonadjustable heights and comes in two versions
The FR 105 has 2 flat steel prongs. It weighs 156 kg and can lift up 1800 kg worth of load. The FR 2000 M, on the other hand, also 2 flat steel prongs and contains auto spring balancing system. It also weighs 173 kg and hoist up loads with 2000 kg of weight.