CRC 1227 2.5mm Hard Steel Differential Balls 100 Pack New Jersey Transit Factory-applied trainline pipe

Factory-applied trainline pipe

this axle weighs in at 72 grams for just the axle assembly alone

Woodland Scenics DPM 66300

Works with PX112-6F Power Xtender

Bowser 42649 HO Scale 2 Bay GLa Hopper Pennsylvania "Shadow Keystone"  PRR 250781

CRC 1227 2.5mm Hard Steel Differential Balls 100 Pack New Jersey Transit Factory-applied trainline pipeCRC 1227 2. 5mm Hard Steel Differential Balls 100 Pack Hard diff balls (100) for CRC Spur gears. These 2. 5mm balls "pop" in perfect in CRC brand spur gears. 100 per pack, 16 pieces need for 1 CRC spur gear. Remember, 16 pieces of 2. 5mm balls is lighter than 12 pieces of 1 8 inch balls and makes a better differential!