Z-RAM HDB68/TB68 Buttstock Adapter for HPA or 88 g CO2
A configuration guide to the HDB68/TB68 steel buttstock adapter, HPA connection, separate 88 g adapter and rear-cover cutout.
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Z-RAM GUIDE
Z-RAM technical knowledge
Z-RAM-oppaat
Practical product, compatibility and installation guides for Z-RAM systems.
Umarex T4E HDB68/TB68 Powerkit.68 V2: Fit, Contents and Limits
Fit, contents and responsible performance boundaries for the Z-RAM Powerkit.68 V2 on Umarex HDB68/TB68.
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