Oil Seal TC 18.9x30x5mm - Nitrile - ID 18.9mm OD 30mm 18.9x30x5mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring complete bearing Ceramic bearings in bike hubs

Ceramic bearings in bike hubs reduce friction and weight

✅ Seal: RST tight riding full cover metal shroud

and long term reliability in demanding or clean mechanical setups

These G10 balls keep everything rolling right

Oil Seal TC 18.9x30x5mm - Nitrile - ID 18.9mm OD 30mm 18.9x30x5mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring complete bearing Ceramic bearings in bike hubsTC18 9x30x5 Double Lip Rotary Shaft Seal Nitrile Rubber TC style rotary shaft seal This TC18 9x30x5 is a Rotary Shaft Seal Double Lip Shaft Diameter 18. 9mm Width 5mm For Bore Diameter 30mm Nitrile Rubber Lip Material. Item Sku : TC18. 9x30x5 Type : TC 18. 9x30x5 mm Inner : 18. 9mm Outer : 30mm Width : 5mm Size : 18. 9mm x 30mm x 5mm Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248 F