DORMA BTS75V Floor Spring - Hold Open -

DORMA BTS75V Floor Spring - Hold Open Medium duty floor spring. • Power size 1-4 • Internal and external doors: 1100mm or 120kg • Backcheck - Ideal for high traffic doors as it offers resistance when the door is opened with excessive force, preventing damage to doors • Single or double action • Dual handed for push or pull side mounting • Closing and latch speed adjustments for a perfect closing action only 90