 特征： 滚轮采用高强度铸铁制造 辊轴采用优质钢材精密制造 单轮承载量大 表面喷涂黑色防锈漆 | Nose Roller Specification | Nose Roller Part Number | Roller
Diameter
(inches) | Roller
Length
(inches) | Axle
Diameter
(inches) | Axle
Length
(inches) | Capacity
(lbs.) | Roller+
Axle | Wt.
(lbs.) | Axle | Wt.
(lbs.) | | 4 | 4 | 1.5 | 6.50 | 40,000 | NR4×4 | 16.5 | N1.5×6.5S | 3.25 | | 4 | 4.5 | 1.5 | 7.50 | 40,000 | NR4×4.5 | 18.25 | N1.5×7.5S | 3.75 | | 4 | 6 | 1.5 | 8.25 | 40,000 | NR4×6 | 21.25 | N1.5×8.25S | 4.125
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