Oil Seal 1.969x 2.52x 0.256 Inch Rubber ID 1.969 OD 2.52 id 100mm Answer: They are handy for

Answer: They are handy for reducing friction and wear in rotating parts across RC cars

Aluminum Pillow Block Slide Unit SC20UU

RF-1560 ZZ Flanged Ball Bearing

SFWS20 NB Stainless Steel Shaft 7 1/2" Length Linear Motion made for smooth installs and steady fit

✅ Inner diameter: 2 7/16" inch

Oil Seal 1.969x 2.52x 0.256 Inch Rubber ID 1.969 OD 2.52 id 100mm Answer: They are handy forThe TC50x64x6. 5 In is is a double lip rotary shaft seal built to block out dirt and lock in grease or oil. Designed for a shaft diameter of 1. 969" Width 0. 256" For Bore Dia. 2. 52" Nitrile Rubber Lip Material. Item Sku : TC50x64x6. 5 In Type : TC 1. 969"x 2. 52"x 0. 256" Inch Inner : 1. 969" Outer : 2. 52" Width : 0. 256" Size : 1. 969" x 2. 52" x 0. 256" Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248 F