Roland parts BASE,BACK-UP CAP with cap top  

DX7 original damper for VS640 VJ-1624 VJ-1638

XC-540 Assy, Pulley - 6700319030 , This is Generic and high quality

if you order more, can be do good price.

RS-540 Media Clamp L & R -6700989020/ 6700989030

this is made in Japan

and the price for 1pair (L & R)

VP-540 Media Clamp L &R - -6700469040/ 6700469050

this is made in Japan

SJ-1000 Assy, Pulley T79P2S16 - 22805542

AJ-1000 Cable-Card 40P1 3750L BB High-V - 1000000622

Original Roland Pump Motor -103 -593 - 1041  P/N. 22435106

Generic Roland Pump Motor -103 -593 - 1041  P/N. 22435106

Original FP-740 Linear Encoder Board - 6700049050

RS-540 Belt, 100S2M2153LW-C - 1000004793

VS-300i Belt,150S2M2168LW-C -1000010628