Martin 100SDS12 QD Bushed Type B Single Pitch Roller Chain Sprocket, 5.415 in OD, #100 Chain, 12 Teeth, 1-1/4 in Pitch, Steel
QD (quick detachable)is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket. When installed this bushing is compressed onto the shaft providing a tight grip.
Martin Single Pitch Roller Chain Sprocket, QD Bushed Type B, 5.415 in Outside Dia, #100 Chain, 12 Teeth, 1-1/4 in Pitch, 4.83 in, 3-1/4 in Hub Dia, 1-3/8 in Length Through Bore, Type SDS QD® Bushing, Steel
| Bushing Type | : | Type SDS QD® |
| Outside Diameter | : | 5.415 in |
| Chain Size | : | #100 |
| Number of Teeth | : | 12 |
| Pitch | : | 1-1/4 in |
| Material | : | Steel |
| Type | : | QD Bushed Type B |
| Pitch Diameter | : | 4.83 in |
| Hub Diameter | : | 3-1/4 in |
| Length Through Bore | : | 1-3/8 in |