2020 Ronstan Sailboat Hardware Catalogue - Page 20



SPORTS BLOCKS
Series 40 Orbit
18
© Seascape / Ana Šutej
RF45101
RF45111
RF45201
RF4
2 x 5mm (3/16”)
RF45140
RF2454
RF2454B
RF45110
2 x 5mm (3/16”)
RF45130
2 x 5mm (3/16”)
RF615
4mm (5/32”) pin
2-stage ball bearing system.
Single inner cheeks on doubles and
triples for reduced weight and bulk.
RF45110, RF45111 & RF45140 - Ultra-low
profile integrated becket.
Adjustable cleat arms
RF45110 - Stainless steel shackle head for unlimited
block rotation, and compatibility
with sharp fixing points.
Halyard, vang and backstay applications
on boats to 8m (26ft).
Mainsheet systems and spinnaker sheets
on dinghies to 5m (16ft).
Rope link: UV stabilised, multi-strand
SK78 Dyneema®.
PRODUCT No.
DESCRIPTION
Ball Bearing
RF45101
RF45110
RF45111
RF45130
RF45140
RF45201
Single block, Dyneema® link head
Single block, becket, swivel shackle head
Single block, becket, Dyneema® link head
Single block, becket, adjustable cleat, swivel shackle head
Stand-up block, becket, swivel head
Double block, Dyneema® link head
SHEAVE
DIAM.
mm
MAX.
ROPE
mm
PIN
DIAM. M.W.L.
mm
kg
40
40
40
40
40
40
9
9
9
9
9
9
4
4
-
-
-
-
-
Control line applications on larger yachts.
B.L. WEIGHT
kg
g
SHEAVE
DIAM.
in.
MAX.
ROPE
in.
PIN
DIAM. M.W.L.
in.
lb
B.L. WEIGHT
lb
oz
325
325*1
325*1
325*1&2
325
500
700
650
700
650
650
1000
33
44
36
105
54
67
1 9/16
1 9/16
1 9/16
1 9/16
1 9/16
1 9/16
5/16
5/16
5/16
5/16
5/16
5/16
5/32
5/32
-
715
715*1
715*1
715*1&2
715
1100
1540
1430
1540
1430
1430
2200
1.2
1.6
1.3
3.7
1.9
2.4
-
250
500
30
-
-
-
550
1100
1.1
-
320
-
700
-
11
6
-
-
-
715
-
1540
-
0.4
0.2
Accessories
RF4
RF2454
RF2454B
Swivel shackle base. Suits Series 40 & 55 Orbit Block™ Dyneema®
links. 4.8mm (3/16”) diameter pin
Stand-up base, suits S40 Orbit Blocks™ - boot & saddle
Stand-up boot, suits S40 Orbit Blocks™ - boot only
*1 Total block load. Becket MWL 125kg (275lb), BL 250kg (550lb). Suitable for 3:1 system at rated block load.
*2 Line load through cleat not to exceed 125kg (275lb).

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