[JCB HM 160 Q] : SARL Maxima, Specialists in the sale and reparation of machines and accessories for the construction industry. Importer and distributor of both hydraulic and pneumatic equipment.

Former name	Rammer S 21	Rammer S 21 City	Rammer S 21 Uniram	Rammer S 22	Rammer S 22 City
Working weight, kg (lb)	130 (287)	140 (309)	126 (278)	200 (440)	220 (485)
Impact rate, bpm	750-2200	750-2200	750-2200	450-1800	450-1800
Operating pressure, bar (psi)	95-120 (1380- 1740)	95-120 (1380- 1740)	95-120 (1380- 1740)	80-110 (1160- 1600)	80-110 (1160- 1600)
Pressure relief min, bar (psi)	145-175 (2100- 2540)	145-175 (2100- 2540)	145-175 (2100- 2540)	130-160 (1890- 2320)	130-160 (1890- 2320)
Acceptable oil flow, l/min (gal/min)	20-50 (5.3-13.2)	20-50 (5.3-13.2)	20-50 (5.3-13.2)	20-70 (5.3-18.5	20-70 (5.3-18.5)
Carrier weight limit, ton (lb)	1.3-3.2 (2900- 7100)	1.3-3.2 (2900- 7100)	1.3-3.2 (2900- 7100)	2.5-4.5 (5500- 9900)	2.5-4.5 (5500- 9900)
85 dB(A) level, distance from hammer, m (ft)	20-30 (66-98)	10-14 (33-46)	20-30 (66-98)	20-30 (66-98)	7-10 (23-33)