MIDWEST 4-Hole Connection (E-generator)

Model: X4-SG M4 / X4-MG M4

KAVO Connection (E-generator)

Model: X4-SG KV / X4-MG KV

NSK Mach Connection (E-generator)

Model: X4-SG NK / X4-MG NK

MIDWEST 4-Hole Connection (45°E-generator)

Model: X4-45G M4

KAVO Connection (45°E-generator)

Model: X4-45G KV

NSK Mach Connection (45°E-generator)

Model: X4-45G NK